21233373

素因数分解:

$3^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{1777}}^1$

素因数の和:2356

約数の個数: 16

約数和(自身を含む): 32430720

約数和(自身を除く): 11197347

約数列:

[1, 3, 7, 21, 569, 1707, 1777, 3983, 5331, 11949, 12439, 37317, 1011113, 3033339, 7077791, 21233373]

約数ペア:

[(1, 21233373), (3, 7077791), (7, 3033339), (21, 1011113), (569, 37317), (1707, 12439), (1777, 11949), (3983, 5331)]