21122079

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{17299}}^1$

素因数の和:17350

約数の個数: 16

約数和(自身を含む): 31555200

約数和(自身を除く): 10433121

約数列:

[1, 3, 11, 33, 37, 111, 407, 1221, 17299, 51897, 190289, 570867, 640063, 1920189, 7040693, 21122079]

約数ペア:

[(1, 21122079), (3, 7040693), (11, 1920189), (33, 640063), (37, 570867), (111, 190289), (407, 51897), (1221, 17299)]