21401402

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57223}}^1$

素因数の和:57253

約数の個数: 16

約数和(自身を含む): 37081152

約数和(自身を除く): 15679750

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57223, 114446, 629453, 972791, 1258906, 1945582, 10700701, 21401402]

約数ペア:

[(1, 21401402), (2, 10700701), (11, 1945582), (17, 1258906), (22, 972791), (34, 629453), (187, 114446), (374, 57223)]