21706152

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{2399}}^1$

素因数の和:2450

約数の個数: 64

約数和(自身を含む): 60480000

約数和(自身を除く): 38773848

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 29, 39, 52, 58, 78, 87, 104, 116, 156, 174, 232, 312, 348, 377, 696, 754, 1131, 1508, 2262, 2399, 3016, 4524, 4798, 7197, 9048, 9596, 14394, 19192, 28788, 31187, 57576, 62374, 69571, 93561, 124748, 139142, 187122, 208713, 249496, 278284, 374244, 417426, 556568, 748488, 834852, 904423, 1669704, 1808846, 2713269, 3617692, 5426538, 7235384, 10853076, 21706152]

約数ペア:

[(1, 21706152), (2, 10853076), (3, 7235384), (4, 5426538), (6, 3617692), (8, 2713269), (12, 1808846), (13, 1669704), (24, 904423), (26, 834852), (29, 748488), (39, 556568), (52, 417426), (58, 374244), (78, 278284), (87, 249496), (104, 208713), (116, 187122), (156, 139142), (174, 124748), (232, 93561), (312, 69571), (348, 62374), (377, 57576), (696, 31187), (754, 28788), (1131, 19192), (1508, 14394), (2262, 9596), (2399, 9048), (3016, 7197), (4524, 4798)]