21210135

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{83177}}^1$

素因数の和:83202

約数の個数: 16

約数和(自身を含む): 35932896

約数和(自身を除く): 14722761

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 83177, 249531, 415885, 1247655, 1414009, 4242027, 7070045, 21210135]

約数ペア:

[(1, 21210135), (3, 7070045), (5, 4242027), (15, 1414009), (17, 1247655), (51, 415885), (85, 249531), (255, 83177)]