21213714

素因数分解:

$2^1\times 3^1\times {\mathrm{1699}}^1\times {\mathrm{2081}}^1$

素因数の和:3785

約数の個数: 16

約数和(自身を含む): 42472800

約数和(自身を除く): 21259086

約数列:

[1, 2, 3, 6, 1699, 2081, 3398, 4162, 5097, 6243, 10194, 12486, 3535619, 7071238, 10606857, 21213714]

約数ペア:

[(1, 21213714), (2, 10606857), (3, 7071238), (6, 3535619), (1699, 12486), (2081, 10194), (3398, 6243), (4162, 5097)]