21936700810

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{70763551}}^1$

素因数の和:70763589

約数の個数: 16

約数和(自身を含む): 40759805952

約数和(自身を除く): 18823105142

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 70763551, 141527102, 353817755, 707635510, 2193670081, 4387340162, 10968350405, 21936700810]

約数ペア:

[(1, 21936700810), (2, 10968350405), (5, 4387340162), (10, 2193670081), (31, 707635510), (62, 353817755), (155, 141527102), (310, 70763551)]