2021384830

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{11890499}}^1$

素因数の和:11890523

約数の個数: 16

約数和(自身を含む): 3852522000

約数和(自身を除く): 1831137170

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 11890499, 23780998, 59452495, 118904990, 202138483, 404276966, 1010692415, 2021384830]

約数ペア:

[(1, 2021384830), (2, 1010692415), (5, 404276966), (10, 202138483), (17, 118904990), (34, 59452495), (85, 23780998), (170, 11890499)]