21670458

素因数分解:

$2^1\times 3^1\times {\mathrm{653}}^1\times {\mathrm{5531}}^1$

素因数の和:6189

約数の個数: 16

約数和(自身を含む): 43415136

約数和(自身を除く): 21744678

約数列:

[1, 2, 3, 6, 653, 1306, 1959, 3918, 5531, 11062, 16593, 33186, 3611743, 7223486, 10835229, 21670458]

約数ペア:

[(1, 21670458), (2, 10835229), (3, 7223486), (6, 3611743), (653, 33186), (1306, 16593), (1959, 11062), (3918, 5531)]