21357602

素因数分解:

$2^1\times 7^1\times {\mathrm{223}}^1\times {\mathrm{6841}}^1$

素因数の和:7073

約数の個数: 16

約数和(自身を含む): 36782592

約数和(自身を除く): 15424990

約数列:

[1, 2, 7, 14, 223, 446, 1561, 3122, 6841, 13682, 47887, 95774, 1525543, 3051086, 10678801, 21357602]

約数ペア:

[(1, 21357602), (2, 10678801), (7, 3051086), (14, 1525543), (223, 95774), (446, 47887), (1561, 13682), (3122, 6841)]