21267366915

素因数分解:

$3^1\times 5^1\times {\mathrm{941}}^1\times {\mathrm{1506721}}^1$

素因数の和:1507670

約数の個数: 16

約数和(自身を含む): 34063970976

約数和(自身を除く): 12796604061

約数列:

[1, 3, 5, 15, 941, 2823, 4705, 14115, 1506721, 4520163, 7533605, 22600815, 1417824461, 4253473383, 7089122305, 21267366915]

約数ペア:

[(1, 21267366915), (3, 7089122305), (5, 4253473383), (15, 1417824461), (941, 22600815), (2823, 7533605), (4705, 4520163), (14115, 1506721)]