21922270

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{70717}}^1$

素因数の和:70755

約数の個数: 16

約数和(自身を含む): 40733568

約数和(自身を除く): 18811298

約数列:

[1, 2, 5, 10, 31, 62, 155, 310, 70717, 141434, 353585, 707170, 2192227, 4384454, 10961135, 21922270]

約数ペア:

[(1, 21922270), (2, 10961135), (5, 4384454), (10, 2192227), (31, 707170), (62, 353585), (155, 141434), (310, 70717)]