21858064

素因数分解:

$2^4\times {\mathrm{863}}^1\times {\mathrm{1583}}^1$

素因数の和:2454

約数の個数: 20

約数和(自身を含む): 42425856

約数和(自身を除く): 20567792

約数列:

[1, 2, 4, 8, 16, 863, 1583, 1726, 3166, 3452, 6332, 6904, 12664, 13808, 25328, 1366129, 2732258, 5464516, 10929032, 21858064]

約数ペア:

[(1, 21858064), (2, 10929032), (4, 5464516), (8, 2732258), (16, 1366129), (863, 25328), (1583, 13808), (1726, 12664), (3166, 6904), (3452, 6332)]