21520056

素因数分解:

$2^3\times 3^1\times {\mathrm{896669}}^1$

素因数の和:896678

約数の個数: 16

約数和(自身を含む): 53800200

約数和(自身を除く): 32280144

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 896669, 1793338, 2690007, 3586676, 5380014, 7173352, 10760028, 21520056]

約数ペア:

[(1, 21520056), (2, 10760028), (3, 7173352), (4, 5380014), (6, 3586676), (8, 2690007), (12, 1793338), (24, 896669)]