21116778

素因数分解:

$2^1\times 3^1\times {\mathrm{439}}^1\times {\mathrm{8017}}^1$

素因数の和:8461

約数の個数: 16

約数和(自身を含む): 42335040

約数和(自身を除く): 21218262

約数列:

[1, 2, 3, 6, 439, 878, 1317, 2634, 8017, 16034, 24051, 48102, 3519463, 7038926, 10558389, 21116778]

約数ペア:

[(1, 21116778), (2, 10558389), (3, 7038926), (6, 3519463), (439, 48102), (878, 24051), (1317, 16034), (2634, 8017)]