21327495

素因数分解:

$3^1\times 5^1\times 7^2\times {\mathrm{29017}}^1$

素因数の和:29039

約数の個数: 24

約数和(自身を含む): 39696624

約数和(自身を除く): 18369129

約数列:

[1, 3, 5, 7, 15, 21, 35, 49, 105, 147, 245, 735, 29017, 87051, 145085, 203119, 435255, 609357, 1015595, 1421833, 3046785, 4265499, 7109165, 21327495]

約数ペア:

[(1, 21327495), (3, 7109165), (5, 4265499), (7, 3046785), (15, 1421833), (21, 1015595), (35, 609357), (49, 435255), (105, 203119), (147, 145085), (245, 87051), (735, 29017)]