21291210736

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{1579}}^1\times {\mathrm{22777}}^1$

素因数の和:24401

約数の個数: 40

約数和(自身を含む): 42395324720

約数和(自身を除く): 21104113984

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 1579, 3158, 6316, 12632, 22777, 25264, 45554, 58423, 91108, 116846, 182216, 233692, 364432, 467384, 842749, 934768, 1685498, 3370996, 6741992, 13483984, 35964883, 71929766, 143859532, 287719064, 575438128, 1330700671, 2661401342, 5322802684, 10645605368, 21291210736]

約数ペア:

[(1, 21291210736), (2, 10645605368), (4, 5322802684), (8, 2661401342), (16, 1330700671), (37, 575438128), (74, 287719064), (148, 143859532), (296, 71929766), (592, 35964883), (1579, 13483984), (3158, 6741992), (6316, 3370996), (12632, 1685498), (22777, 934768), (25264, 842749), (45554, 467384), (58423, 364432), (91108, 233692), (116846, 182216)]