21704528

素因数分解:

$2^4\times {\mathrm{29}}^2\times {\mathrm{1613}}^1$

素因数の和:1679

約数の個数: 30

約数和(自身を含む): 43579614

約数和(自身を除く): 21875086

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 841, 1613, 1682, 3226, 3364, 6452, 6728, 12904, 13456, 25808, 46777, 93554, 187108, 374216, 748432, 1356533, 2713066, 5426132, 10852264, 21704528]

約数ペア:

[(1, 21704528), (2, 10852264), (4, 5426132), (8, 2713066), (16, 1356533), (29, 748432), (58, 374216), (116, 187108), (232, 93554), (464, 46777), (841, 25808), (1613, 13456), (1682, 12904), (3226, 6728), (3364, 6452)]