21793674

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^2\times {\mathrm{617}}^1$

素因数の和:687

約数の個数: 48

約数和(自身を含む): 51674688

約数和(自身を除く): 29881014

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 617, 841, 1218, 1234, 1682, 1851, 2523, 3702, 4319, 5046, 5887, 8638, 11774, 12957, 17661, 17893, 25914, 35322, 35786, 53679, 107358, 125251, 250502, 375753, 518897, 751506, 1037794, 1556691, 3113382, 3632279, 7264558, 10896837, 21793674]

約数ペア:

[(1, 21793674), (2, 10896837), (3, 7264558), (6, 3632279), (7, 3113382), (14, 1556691), (21, 1037794), (29, 751506), (42, 518897), (58, 375753), (87, 250502), (174, 125251), (203, 107358), (406, 53679), (609, 35786), (617, 35322), (841, 25914), (1218, 17893), (1234, 17661), (1682, 12957), (1851, 11774), (2523, 8638), (3702, 5887), (4319, 5046)]