21030711

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{449}}^1\times {\mathrm{1201}}^1$

素因数の和:1666

約数の個数: 16

約数和(自身を含む): 30290400

約数和(自身を除く): 9259689

約数列:

[1, 3, 13, 39, 449, 1201, 1347, 3603, 5837, 15613, 17511, 46839, 539249, 1617747, 7010237, 21030711]

約数ペア:

[(1, 21030711), (3, 7010237), (13, 1617747), (39, 539249), (449, 46839), (1201, 17511), (1347, 15613), (3603, 5837)]