21713516

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{15919}}^1$

素因数の和:15965

約数の個数: 24

約数和(自身を含む): 42792960

約数和(自身を除く): 21079444

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 124, 341, 682, 1364, 15919, 31838, 63676, 175109, 350218, 493489, 700436, 986978, 1973956, 5428379, 10856758, 21713516]

約数ペア:

[(1, 21713516), (2, 10856758), (4, 5428379), (11, 1973956), (22, 986978), (31, 700436), (44, 493489), (62, 350218), (124, 175109), (341, 63676), (682, 31838), (1364, 15919)]