21446402

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{7949}}^1$

素因数の和:8041

約数の個数: 16

約数和(自身を含む): 34344000

約数和(自身を除く): 12897598

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 7949, 15898, 151031, 302062, 564379, 1128758, 10723201, 21446402]

約数ペア:

[(1, 21446402), (2, 10723201), (19, 1128758), (38, 564379), (71, 302062), (142, 151031), (1349, 15898), (2698, 7949)]