21936970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{11731}}^1$

素因数の和:11766

約数の個数: 32

約数和(自身を含む): 45614016

約数和(自身を除く): 23677046

約数列:

[1, 2, 5, 10, 11, 17, 22, 34, 55, 85, 110, 170, 187, 374, 935, 1870, 11731, 23462, 58655, 117310, 129041, 199427, 258082, 398854, 645205, 997135, 1290410, 1994270, 2193697, 4387394, 10968485, 21936970]

約数ペア:

[(1, 21936970), (2, 10968485), (5, 4387394), (10, 2193697), (11, 1994270), (17, 1290410), (22, 997135), (34, 645205), (55, 398854), (85, 258082), (110, 199427), (170, 129041), (187, 117310), (374, 58655), (935, 23462), (1870, 11731)]