21501524

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{61}}^1\times {\mathrm{8011}}^1$

素因数の和:8087

約数の個数: 24

約数和(自身を含む): 41726496

約数和(自身を除く): 20224972

約数列:

[1, 2, 4, 11, 22, 44, 61, 122, 244, 671, 1342, 2684, 8011, 16022, 32044, 88121, 176242, 352484, 488671, 977342, 1954684, 5375381, 10750762, 21501524]

約数ペア:

[(1, 21501524), (2, 10750762), (4, 5375381), (11, 1954684), (22, 977342), (44, 488671), (61, 352484), (122, 176242), (244, 88121), (671, 32044), (1342, 16022), (2684, 8011)]