21995490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{66653}}^1$

素因数の和:66674

約数の個数: 32

約数和(自身を含む): 57589056

約数和(自身を除く): 35593566

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 66653, 133306, 199959, 333265, 399918, 666530, 733183, 999795, 1466366, 1999590, 2199549, 3665915, 4399098, 7331830, 10997745, 21995490]

約数ペア:

[(1, 21995490), (2, 10997745), (3, 7331830), (5, 4399098), (6, 3665915), (10, 2199549), (11, 1999590), (15, 1466366), (22, 999795), (30, 733183), (33, 666530), (55, 399918), (66, 333265), (110, 199959), (165, 133306), (330, 66653)]