21902172

素因数分解:

$2^2\times 3^1\times {\mathrm{61}}^1\times {\mathrm{29921}}^1$

素因数の和:29989

約数の個数: 24

約数和(自身を含む): 51944592

約数和(自身を除く): 30042420

約数列:

[1, 2, 3, 4, 6, 12, 61, 122, 183, 244, 366, 732, 29921, 59842, 89763, 119684, 179526, 359052, 1825181, 3650362, 5475543, 7300724, 10951086, 21902172]

約数ペア:

[(1, 21902172), (2, 10951086), (3, 7300724), (4, 5475543), (6, 3650362), (12, 1825181), (61, 359052), (122, 179526), (183, 119684), (244, 89763), (366, 59842), (732, 29921)]