21376152

素因数分解:

$2^3\times 3^2\times 7^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1$

素因数の和:182

約数の個数: 144

約数和(自身を含む): 69090840

約数和(自身を除く): 47714688

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 49, 56, 63, 72, 73, 83, 84, 98, 126, 146, 147, 166, 168, 196, 219, 249, 252, 292, 294, 332, 392, 438, 441, 498, 504, 511, 581, 584, 588, 657, 664, 747, 876, 882, 996, 1022, 1162, 1176, 1314, 1494, 1533, 1743, 1752, 1764, 1992, 2044, 2324, 2628, 2988, 3066, 3486, 3528, 3577, 4067, 4088, 4599, 4648, 5229, 5256, 5976, 6059, 6132, 6972, 7154, 8134, 9198, 10458, 10731, 12118, 12201, 12264, 13944, 14308, 16268, 18177, 18396, 20916, 21462, 24236, 24402, 28616, 32193, 32536, 36354, 36603, 36792, 41832, 42413, 42924, 48472, 48804, 54531, 64386, 72708, 73206, 84826, 85848, 97608, 109062, 127239, 128772, 145416, 146412, 169652, 218124, 254478, 257544, 292824, 296891, 339304, 381717, 436248, 508956, 593782, 763434, 890673, 1017912, 1187564, 1526868, 1781346, 2375128, 2672019, 3053736, 3562692, 5344038, 7125384, 10688076, 21376152]

約数ペア:

[(1, 21376152), (2, 10688076), (3, 7125384), (4, 5344038), (6, 3562692), (7, 3053736), (8, 2672019), (9, 2375128), (12, 1781346), (14, 1526868), (18, 1187564), (21, 1017912), (24, 890673), (28, 763434), (36, 593782), (42, 508956), (49, 436248), (56, 381717), (63, 339304), (72, 296891), (73, 292824), (83, 257544), (84, 254478), (98, 218124), (126, 169652), (146, 146412), (147, 145416), (166, 128772), (168, 127239), (196, 109062), (219, 97608), (249, 85848), (252, 84826), (292, 73206), (294, 72708), (332, 64386), (392, 54531), (438, 48804), (441, 48472), (498, 42924), (504, 42413), (511, 41832), (581, 36792), (584, 36603), (588, 36354), (657, 32536), (664, 32193), (747, 28616), (876, 24402), (882, 24236), (996, 21462), (1022, 20916), (1162, 18396), (1176, 18177), (1314, 16268), (1494, 14308), (1533, 13944), (1743, 12264), (1752, 12201), (1764, 12118), (1992, 10731), (2044, 10458), (2324, 9198), (2628, 8134), (2988, 7154), (3066, 6972), (3486, 6132), (3528, 6059), (3577, 5976), (4067, 5256), (4088, 5229), (4599, 4648)]