21912722

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{31}}^2\times {\mathrm{877}}^1$

素因数の和:954

約数の個数: 24

約数和(自身を含む): 36617868

約数和(自身を除く): 14705146

約数列:

[1, 2, 13, 26, 31, 62, 403, 806, 877, 961, 1754, 1922, 11401, 12493, 22802, 24986, 27187, 54374, 353431, 706862, 842797, 1685594, 10956361, 21912722]

約数ペア:

[(1, 21912722), (2, 10956361), (13, 1685594), (26, 842797), (31, 706862), (62, 353431), (403, 54374), (806, 27187), (877, 24986), (961, 22802), (1754, 12493), (1922, 11401)]