21647362

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{31741}}^1$

素因数の和:31785

約数の個数: 16

約数和(自身を含む): 36566784

約数和(自身を除く): 14919422

約数列:

[1, 2, 11, 22, 31, 62, 341, 682, 31741, 63482, 349151, 698302, 983971, 1967942, 10823681, 21647362]

約数ペア:

[(1, 21647362), (2, 10823681), (11, 1967942), (22, 983971), (31, 698302), (62, 349151), (341, 63482), (682, 31741)]