21915449712

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{661}}^1$

素因数の和:976

約数の個数: 240

約数和(自身を含む): 67230072000

約数和(自身を除く): 45314622288

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 89, 104, 117, 144, 156, 178, 199, 208, 234, 267, 312, 356, 398, 468, 534, 597, 624, 661, 712, 796, 801, 936, 1068, 1157, 1194, 1322, 1424, 1592, 1602, 1791, 1872, 1983, 2136, 2314, 2388, 2587, 2644, 3184, 3204, 3471, 3582, 3966, 4272, 4628, 4776, 5174, 5288, 5949, 6408, 6942, 7164, 7761, 7932, 8593, 9256, 9552, 10348, 10413, 10576, 11898, 12816, 13884, 14328, 15522, 15864, 17186, 17711, 18512, 20696, 20826, 23283, 23796, 25779, 27768, 28656, 31044, 31728, 34372, 35422, 41392, 41652, 46566, 47592, 51558, 53133, 55536, 58829, 62088, 68744, 70844, 77337, 83304, 93132, 95184, 103116, 106266, 117658, 124176, 131539, 137488, 141688, 154674, 159399, 166608, 176487, 186264, 206232, 212532, 230243, 235316, 263078, 283376, 309348, 318798, 352974, 372528, 394617, 412464, 425064, 460486, 470632, 526156, 529461, 618696, 637596, 690729, 705948, 764777, 789234, 850128, 920972, 941264, 1052312, 1058922, 1183851, 1237392, 1275192, 1381458, 1411896, 1529554, 1578468, 1710007, 1841944, 2072187, 2104624, 2117844, 2294331, 2367702, 2550384, 2762916, 2823792, 3059108, 3156936, 3420014, 3683888, 4144374, 4235688, 4588662, 4735404, 5130021, 5525832, 6118216, 6313872, 6840028, 6882993, 8288748, 8471376, 9177324, 9470808, 10260042, 11051664, 11706971, 12236432, 13680056, 13765986, 15390063, 16577496, 18354648, 18941616, 20520084, 23413942, 27360112, 27531972, 30780126, 33154992, 35120913, 36709296, 41040168, 46827884, 55063944, 61560252, 70241826, 82080336, 93655768, 105362739, 110127888, 123120504, 140483652, 152190623, 187311536, 210725478, 246241008, 280967304, 304381246, 421450956, 456571869, 561934608, 608762492, 842901912, 913143738, 1217524984, 1369715607, 1685803824, 1826287476, 2435049968, 2739431214, 3652574952, 5478862428, 7305149904, 10957724856, 21915449712]

約数ペア:

[(1, 21915449712), (2, 10957724856), (3, 7305149904), (4, 5478862428), (6, 3652574952), (8, 2739431214), (9, 2435049968), (12, 1826287476), (13, 1685803824), (16, 1369715607), (18, 1217524984), (24, 913143738), (26, 842901912), (36, 608762492), (39, 561934608), (48, 456571869), (52, 421450956), (72, 304381246), (78, 280967304), (89, 246241008), (104, 210725478), (117, 187311536), (144, 152190623), (156, 140483652), (178, 123120504), (199, 110127888), (208, 105362739), (234, 93655768), (267, 82080336), (312, 70241826), (356, 61560252), (398, 55063944), (468, 46827884), (534, 41040168), (597, 36709296), (624, 35120913), (661, 33154992), (712, 30780126), (796, 27531972), (801, 27360112), (936, 23413942), (1068, 20520084), (1157, 18941616), (1194, 18354648), (1322, 16577496), (1424, 15390063), (1592, 13765986), (1602, 13680056), (1791, 12236432), (1872, 11706971), (1983, 11051664), (2136, 10260042), (2314, 9470808), (2388, 9177324), (2587, 8471376), (2644, 8288748), (3184, 6882993), (3204, 6840028), (3471, 6313872), (3582, 6118216), (3966, 5525832), (4272, 5130021), (4628, 4735404), (4776, 4588662), (5174, 4235688), (5288, 4144374), (5949, 3683888), (6408, 3420014), (6942, 3156936), (7164, 3059108), (7761, 2823792), (7932, 2762916), (8593, 2550384), (9256, 2367702), (9552, 2294331), (10348, 2117844), (10413, 2104624), (10576, 2072187), (11898, 1841944), (12816, 1710007), (13884, 1578468), (14328, 1529554), (15522, 1411896), (15864, 1381458), (17186, 1275192), (17711, 1237392), (18512, 1183851), (20696, 1058922), (20826, 1052312), (23283, 941264), (23796, 920972), (25779, 850128), (27768, 789234), (28656, 764777), (31044, 705948), (31728, 690729), (34372, 637596), (35422, 618696), (41392, 529461), (41652, 526156), (46566, 470632), (47592, 460486), (51558, 425064), (53133, 412464), (55536, 394617), (58829, 372528), (62088, 352974), (68744, 318798), (70844, 309348), (77337, 283376), (83304, 263078), (93132, 235316), (95184, 230243), (103116, 212532), (106266, 206232), (117658, 186264), (124176, 176487), (131539, 166608), (137488, 159399), (141688, 154674)]