21088269310

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{7296979}}^1$

素因数の和:7297020

約数の個数: 24

約数和(自身を含む): 40323111480

約数和(自身を除く): 19234842170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 289, 578, 1445, 2890, 7296979, 14593958, 36484895, 72969790, 124048643, 248097286, 620243215, 1240486430, 2108826931, 4217653862, 10544134655, 21088269310]

約数ペア:

[(1, 21088269310), (2, 10544134655), (5, 4217653862), (10, 2108826931), (17, 1240486430), (34, 620243215), (85, 248097286), (170, 124048643), (289, 72969790), (578, 36484895), (1445, 14593958), (2890, 7296979)]