21802495

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{30493}}^1$

素因数の和:30522

約数の個数: 16

約数和(自身を含む): 30737952

約数和(自身を除く): 8935457

約数列:

[1, 5, 11, 13, 55, 65, 143, 715, 30493, 152465, 335423, 396409, 1677115, 1982045, 4360499, 21802495]

約数ペア:

[(1, 21802495), (5, 4360499), (11, 1982045), (13, 1677115), (55, 396409), (65, 335423), (143, 152465), (715, 30493)]