21087618

素因数分解:

$2^1\times 3^1\times {\mathrm{641}}^1\times {\mathrm{5483}}^1$

素因数の和:6129

約数の個数: 16

約数和(自身を含む): 42248736

約数和(自身を除く): 21161118

約数列:

[1, 2, 3, 6, 641, 1282, 1923, 3846, 5483, 10966, 16449, 32898, 3514603, 7029206, 10543809, 21087618]

約数ペア:

[(1, 21087618), (2, 10543809), (3, 7029206), (6, 3514603), (641, 32898), (1282, 16449), (1923, 10966), (3846, 5483)]