21366110

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{125683}}^1$

素因数の和:125707

約数の個数: 16

約数和(自身を含む): 40721616

約数和(自身を除く): 19355506

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 125683, 251366, 628415, 1256830, 2136611, 4273222, 10683055, 21366110]

約数ペア:

[(1, 21366110), (2, 10683055), (5, 4273222), (10, 2136611), (17, 1256830), (34, 628415), (85, 251366), (170, 125683)]