21872802

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{239}}^1\times {\mathrm{2179}}^1$

素因数の和:2430

約数の個数: 32

約数和(自身を含む): 50227200

約数和(自身を除く): 28354398

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 239, 478, 717, 1434, 1673, 2179, 3346, 4358, 5019, 6537, 10038, 13074, 15253, 30506, 45759, 91518, 520781, 1041562, 1562343, 3124686, 3645467, 7290934, 10936401, 21872802]

約数ペア:

[(1, 21872802), (2, 10936401), (3, 7290934), (6, 3645467), (7, 3124686), (14, 1562343), (21, 1041562), (42, 520781), (239, 91518), (478, 45759), (717, 30506), (1434, 15253), (1673, 13074), (2179, 10038), (3346, 6537), (4358, 5019)]