21929456

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{37}}^1\times {\mathrm{2179}}^1$

素因数の和:2241

約数の個数: 40

約数和(自身を含む): 46224720

約数和(自身を除く): 24295264

約数列:

[1, 2, 4, 8, 16, 17, 34, 37, 68, 74, 136, 148, 272, 296, 592, 629, 1258, 2179, 2516, 4358, 5032, 8716, 10064, 17432, 34864, 37043, 74086, 80623, 148172, 161246, 296344, 322492, 592688, 644984, 1289968, 1370591, 2741182, 5482364, 10964728, 21929456]

約数ペア:

[(1, 21929456), (2, 10964728), (4, 5482364), (8, 2741182), (16, 1370591), (17, 1289968), (34, 644984), (37, 592688), (68, 322492), (74, 296344), (136, 161246), (148, 148172), (272, 80623), (296, 74086), (592, 37043), (629, 34864), (1258, 17432), (2179, 10064), (2516, 8716), (4358, 5032)]