21568336

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{36433}}^1$

素因数の和:36478

約数の個数: 20

約数和(自身を含む): 42919252

約数和(自身を除く): 21350916

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 36433, 72866, 145732, 291464, 582928, 1348021, 2696042, 5392084, 10784168, 21568336]

約数ペア:

[(1, 21568336), (2, 10784168), (4, 5392084), (8, 2696042), (16, 1348021), (37, 582928), (74, 291464), (148, 145732), (296, 72866), (592, 36433)]