21583268

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{45343}}^1$

素因数の和:45371

約数の個数: 24

約数和(自身を含む): 45706752

約数和(自身を除く): 24123484

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 68, 119, 238, 476, 45343, 90686, 181372, 317401, 634802, 770831, 1269604, 1541662, 3083324, 5395817, 10791634, 21583268]

約数ペア:

[(1, 21583268), (2, 10791634), (4, 5395817), (7, 3083324), (14, 1541662), (17, 1269604), (28, 770831), (34, 634802), (68, 317401), (119, 181372), (238, 90686), (476, 45343)]