21708031

素因数分解:

${\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{101}}^1\times {\mathrm{269}}^1$

素因数の和:434

約数の個数: 16

約数和(自身を含む): 23794560

約数和(自身を除く): 2086529

約数列:

[1, 17, 47, 101, 269, 799, 1717, 4573, 4747, 12643, 27169, 80699, 214931, 461873, 1276943, 21708031]

約数ペア:

[(1, 21708031), (17, 1276943), (47, 461873), (101, 214931), (269, 80699), (799, 27169), (1717, 12643), (4573, 4747)]