42162100

素因数分解:

$2^2\times 5^2\times {\mathrm{421621}}^1$

素因数の和:421635

約数の個数: 18

約数和(自身を含む): 91491974

約数和(自身を除く): 49329874

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 421621, 843242, 1686484, 2108105, 4216210, 8432420, 10540525, 21081050, 42162100]

約数ペア:

[(1, 42162100), (2, 21081050), (4, 10540525), (5, 8432420), (10, 4216210), (20, 2108105), (25, 1686484), (50, 843242), (100, 421621)]