21852138

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1$

素因数の和:292

約数の個数: 96

約数和(自身を含む): 57620160

約数和(自身を除く): 35768022

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 29, 33, 42, 49, 58, 66, 77, 87, 98, 147, 154, 174, 203, 231, 233, 294, 319, 406, 462, 466, 539, 609, 638, 699, 957, 1078, 1218, 1398, 1421, 1617, 1631, 1914, 2233, 2563, 2842, 3234, 3262, 4263, 4466, 4893, 5126, 6699, 6757, 7689, 8526, 9786, 11417, 13398, 13514, 15378, 15631, 17941, 20271, 22834, 31262, 34251, 35882, 40542, 46893, 47299, 53823, 68502, 74327, 93786, 94598, 107646, 125587, 141897, 148654, 222981, 251174, 283794, 331093, 376761, 445962, 520289, 662186, 753522, 993279, 1040578, 1560867, 1986558, 3121734, 3642023, 7284046, 10926069, 21852138]

約数ペア:

[(1, 21852138), (2, 10926069), (3, 7284046), (6, 3642023), (7, 3121734), (11, 1986558), (14, 1560867), (21, 1040578), (22, 993279), (29, 753522), (33, 662186), (42, 520289), (49, 445962), (58, 376761), (66, 331093), (77, 283794), (87, 251174), (98, 222981), (147, 148654), (154, 141897), (174, 125587), (203, 107646), (231, 94598), (233, 93786), (294, 74327), (319, 68502), (406, 53823), (462, 47299), (466, 46893), (539, 40542), (609, 35882), (638, 34251), (699, 31262), (957, 22834), (1078, 20271), (1218, 17941), (1398, 15631), (1421, 15378), (1617, 13514), (1631, 13398), (1914, 11417), (2233, 9786), (2563, 8526), (2842, 7689), (3234, 6757), (3262, 6699), (4263, 5126), (4466, 4893)]