21022274

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{569}}^1$

素因数の和:627

約数の個数: 48

約数和(自身を含む): 40937400

約数和(自身を除く): 19915126

約数列:

[1, 2, 7, 13, 14, 26, 29, 49, 58, 91, 98, 182, 203, 377, 406, 569, 637, 754, 1138, 1274, 1421, 2639, 2842, 3983, 5278, 7397, 7966, 14794, 16501, 18473, 27881, 33002, 36946, 51779, 55762, 103558, 115507, 214513, 231014, 362453, 429026, 724906, 808549, 1501591, 1617098, 3003182, 10511137, 21022274]

約数ペア:

[(1, 21022274), (2, 10511137), (7, 3003182), (13, 1617098), (14, 1501591), (26, 808549), (29, 724906), (49, 429026), (58, 362453), (91, 231014), (98, 214513), (182, 115507), (203, 103558), (377, 55762), (406, 51779), (569, 36946), (637, 33002), (754, 27881), (1138, 18473), (1274, 16501), (1421, 14794), (2639, 7966), (2842, 7397), (3983, 5278)]