21204966

素因数分解:

$2^1\times 3^1\times {\mathrm{1597}}^1\times {\mathrm{2213}}^1$

素因数の和:3815

約数の個数: 16

約数和(自身を含む): 42455664

約数和(自身を除く): 21250698

約数列:

[1, 2, 3, 6, 1597, 2213, 3194, 4426, 4791, 6639, 9582, 13278, 3534161, 7068322, 10602483, 21204966]

約数ペア:

[(1, 21204966), (2, 10602483), (3, 7068322), (6, 3534161), (1597, 13278), (2213, 9582), (3194, 6639), (4426, 4791)]