21172858

素因数分解:

$2^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{25633}}^1$

素因数の和:25701

約数の個数: 16

約数和(自身を含む): 36912960

約数和(自身を除く): 15740102

約数列:

[1, 2, 7, 14, 59, 118, 413, 826, 25633, 51266, 179431, 358862, 1512347, 3024694, 10586429, 21172858]

約数ペア:

[(1, 21172858), (2, 10586429), (7, 3024694), (14, 1512347), (59, 358862), (118, 179431), (413, 51266), (826, 25633)]