21470454

素因数分解:

$2^1\times 3^3\times {\mathrm{23}}^1\times {\mathrm{59}}^1\times {\mathrm{293}}^1$

素因数の和:386

約数の個数: 64

約数和(自身を含む): 50803200

約数和(自身を除く): 29332746

約数列:

[1, 2, 3, 6, 9, 18, 23, 27, 46, 54, 59, 69, 118, 138, 177, 207, 293, 354, 414, 531, 586, 621, 879, 1062, 1242, 1357, 1593, 1758, 2637, 2714, 3186, 4071, 5274, 6739, 7911, 8142, 12213, 13478, 15822, 17287, 20217, 24426, 34574, 36639, 40434, 51861, 60651, 73278, 103722, 121302, 155583, 181953, 311166, 363906, 397601, 466749, 795202, 933498, 1192803, 2385606, 3578409, 7156818, 10735227, 21470454]

約数ペア:

[(1, 21470454), (2, 10735227), (3, 7156818), (6, 3578409), (9, 2385606), (18, 1192803), (23, 933498), (27, 795202), (46, 466749), (54, 397601), (59, 363906), (69, 311166), (118, 181953), (138, 155583), (177, 121302), (207, 103722), (293, 73278), (354, 60651), (414, 51861), (531, 40434), (586, 36639), (621, 34574), (879, 24426), (1062, 20217), (1242, 17287), (1357, 15822), (1593, 13478), (1758, 12213), (2637, 8142), (2714, 7911), (3186, 6739), (4071, 5274)]