2102793100

素因数分解:

$2^2\times 5^2\times {\mathrm{21027931}}^1$

素因数の和:21027945

約数の個数: 18

約数和(自身を含む): 4563061244

約数和(自身を除く): 2460268144

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 100, 21027931, 42055862, 84111724, 105139655, 210279310, 420558620, 525698275, 1051396550, 2102793100]

約数ペア:

[(1, 2102793100), (2, 1051396550), (4, 525698275), (5, 420558620), (10, 210279310), (20, 105139655), (25, 84111724), (50, 42055862), (100, 21027931)]