21130145744

素因数分解:

$2^4\times {\mathrm{1320634109}}^1$

素因数の和:1320634117

約数の個数: 10

約数和(自身を含む): 40939657410

約数和(自身を除く): 19809511666

約数列:

[1, 2, 4, 8, 16, 1320634109, 2641268218, 5282536436, 10565072872, 21130145744]

約数ペア:

[(1, 21130145744), (2, 10565072872), (4, 5282536436), (8, 2641268218), (16, 1320634109)]