42171100

素因数分解:

$2^2\times 5^2\times {\mathrm{421711}}^1$

素因数の和:421725

約数の個数: 18

約数和(自身を含む): 91511504

約数和(自身を除く): 49340404

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421711, 843422, 1686844, 2108555, 4217110, 8434220, 10542775, 21085550, 42171100]

約数ペア:

[(1, 42171100), (2, 21085550), (4, 10542775), (5, 8434220), (10, 4217110), (20, 2108555), (25, 1686844), (50, 843422), (100, 421711)]