21906626

素因数分解:

$2^1\times 7^2\times {\mathrm{23}}^1\times {\mathrm{9719}}^1$

素因数の和:9758

約数の個数: 24

約数和(自身を含む): 39890880

約数和(自身を除く): 17984254

約数列:

[1, 2, 7, 14, 23, 46, 49, 98, 161, 322, 1127, 2254, 9719, 19438, 68033, 136066, 223537, 447074, 476231, 952462, 1564759, 3129518, 10953313, 21906626]

約数ペア:

[(1, 21906626), (2, 10953313), (7, 3129518), (14, 1564759), (23, 952462), (46, 476231), (49, 447074), (98, 223537), (161, 136066), (322, 68033), (1127, 19438), (2254, 9719)]