21390096

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{83}}^1$

素因数の和:173

約数の個数: 160

約数和(自身を含む): 69995520

約数和(自身を除く): 48605424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 39, 42, 48, 52, 56, 59, 78, 83, 84, 91, 104, 112, 118, 156, 166, 168, 177, 182, 208, 236, 249, 273, 312, 332, 336, 354, 364, 413, 472, 498, 546, 581, 624, 664, 708, 728, 767, 826, 944, 996, 1079, 1092, 1162, 1239, 1328, 1416, 1456, 1534, 1652, 1743, 1992, 2158, 2184, 2301, 2324, 2478, 2832, 3068, 3237, 3304, 3486, 3984, 4316, 4368, 4602, 4648, 4897, 4956, 5369, 6136, 6474, 6608, 6972, 7553, 8632, 9204, 9296, 9794, 9912, 10738, 12272, 12948, 13944, 14691, 15106, 16107, 17264, 18408, 19588, 19824, 21476, 22659, 25896, 27888, 29382, 30212, 32214, 34279, 36816, 39176, 42952, 45318, 51792, 58764, 60424, 63661, 64428, 68558, 78352, 85904, 90636, 102837, 117528, 120848, 127322, 128856, 137116, 181272, 190983, 205674, 235056, 254644, 257712, 274232, 362544, 381966, 411348, 445627, 509288, 548464, 763932, 822696, 891254, 1018576, 1336881, 1527864, 1645392, 1782508, 2673762, 3055728, 3565016, 5347524, 7130032, 10695048, 21390096]

約数ペア:

[(1, 21390096), (2, 10695048), (3, 7130032), (4, 5347524), (6, 3565016), (7, 3055728), (8, 2673762), (12, 1782508), (13, 1645392), (14, 1527864), (16, 1336881), (21, 1018576), (24, 891254), (26, 822696), (28, 763932), (39, 548464), (42, 509288), (48, 445627), (52, 411348), (56, 381966), (59, 362544), (78, 274232), (83, 257712), (84, 254644), (91, 235056), (104, 205674), (112, 190983), (118, 181272), (156, 137116), (166, 128856), (168, 127322), (177, 120848), (182, 117528), (208, 102837), (236, 90636), (249, 85904), (273, 78352), (312, 68558), (332, 64428), (336, 63661), (354, 60424), (364, 58764), (413, 51792), (472, 45318), (498, 42952), (546, 39176), (581, 36816), (624, 34279), (664, 32214), (708, 30212), (728, 29382), (767, 27888), (826, 25896), (944, 22659), (996, 21476), (1079, 19824), (1092, 19588), (1162, 18408), (1239, 17264), (1328, 16107), (1416, 15106), (1456, 14691), (1534, 13944), (1652, 12948), (1743, 12272), (1992, 10738), (2158, 9912), (2184, 9794), (2301, 9296), (2324, 9204), (2478, 8632), (2832, 7553), (3068, 6972), (3237, 6608), (3304, 6474), (3486, 6136), (3984, 5369), (4316, 4956), (4368, 4897), (4602, 4648)]