21000474606

素因数分解:

$2^1\times 3^1\times {\mathrm{4889}}^1\times {\mathrm{715909}}^1$

素因数の和:720803

約数の個数: 16

約数和(自身を含む): 42009598800

約数和(自身を除く): 21009124194

約数列:

[1, 2, 3, 6, 4889, 9778, 14667, 29334, 715909, 1431818, 2147727, 4295454, 3500079101, 7000158202, 10500237303, 21000474606]

約数ペア:

[(1, 21000474606), (2, 10500237303), (3, 7000158202), (6, 3500079101), (4889, 4295454), (9778, 2147727), (14667, 1431818), (29334, 715909)]