21586906

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{57719}}^1$

素因数の和:57749

約数の個数: 16

約数和(自身を含む): 37402560

約数和(自身を除く): 15815654

約数列:

[1, 2, 11, 17, 22, 34, 187, 374, 57719, 115438, 634909, 981223, 1269818, 1962446, 10793453, 21586906]

約数ペア:

[(1, 21586906), (2, 10793453), (11, 1962446), (17, 1269818), (22, 981223), (34, 634909), (187, 115438), (374, 57719)]