21533655

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10039}}^1$

素因数の和:10071

約数の個数: 32

約数和(自身を含む): 40481280

約数和(自身を除く): 18947625

約数列:

[1, 3, 5, 11, 13, 15, 33, 39, 55, 65, 143, 165, 195, 429, 715, 2145, 10039, 30117, 50195, 110429, 130507, 150585, 331287, 391521, 552145, 652535, 1435577, 1656435, 1957605, 4306731, 7177885, 21533655]

約数ペア:

[(1, 21533655), (3, 7177885), (5, 4306731), (11, 1957605), (13, 1656435), (15, 1435577), (33, 652535), (39, 552145), (55, 391521), (65, 331287), (143, 150585), (165, 130507), (195, 110429), (429, 50195), (715, 30117), (2145, 10039)]