21265311

素因数分解:

$3^1\times {\mathrm{59}}^1\times {\mathrm{317}}^1\times {\mathrm{379}}^1$

素因数の和:758

約数の個数: 16

約数和(自身を含む): 29001600

約数和(自身を除く): 7736289

約数列:

[1, 3, 59, 177, 317, 379, 951, 1137, 18703, 22361, 56109, 67083, 120143, 360429, 7088437, 21265311]

約数ペア:

[(1, 21265311), (3, 7088437), (59, 360429), (177, 120143), (317, 67083), (379, 56109), (951, 22361), (1137, 18703)]