21825272

素因数分解:

$2^3\times 7^1\times {\mathrm{113}}^1\times {\mathrm{3449}}^1$

素因数の和:3575

約数の個数: 32

約数和(自身を含む): 47196000

約数和(自身を除く): 25370728

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 113, 226, 452, 791, 904, 1582, 3164, 3449, 6328, 6898, 13796, 24143, 27592, 48286, 96572, 193144, 389737, 779474, 1558948, 2728159, 3117896, 5456318, 10912636, 21825272]

約数ペア:

[(1, 21825272), (2, 10912636), (4, 5456318), (7, 3117896), (8, 2728159), (14, 1558948), (28, 779474), (56, 389737), (113, 193144), (226, 96572), (452, 48286), (791, 27592), (904, 24143), (1582, 13796), (3164, 6898), (3449, 6328)]