21313070

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125371}}^1$

素因数の和:125395

約数の個数: 16

約数和(自身を含む): 40620528

約数和(自身を除く): 19307458

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 125371, 250742, 626855, 1253710, 2131307, 4262614, 10656535, 21313070]

約数ペア:

[(1, 21313070), (2, 10656535), (5, 4262614), (10, 2131307), (17, 1253710), (34, 626855), (85, 250742), (170, 125371)]