21621842

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{23971}}^1$

素因数の和:24025

約数の個数: 16

約数和(自身を含む): 36245664

約数和(自身を除く): 14623822

約数列:

[1, 2, 11, 22, 41, 82, 451, 902, 23971, 47942, 263681, 527362, 982811, 1965622, 10810921, 21621842]

約数ペア:

[(1, 21621842), (2, 10810921), (11, 1965622), (22, 982811), (41, 527362), (82, 263681), (451, 47942), (902, 23971)]