21551117942

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{919}}^1\times {\mathrm{404321}}^1$

素因数の和:405271

約数の個数: 16

約数和(自身を含む): 33477861600

約数和(自身を除く): 11926743658

約数列:

[1, 2, 29, 58, 919, 1838, 26651, 53302, 404321, 808642, 11725309, 23450618, 371570999, 743141998, 10775558971, 21551117942]

約数ペア:

[(1, 21551117942), (2, 10775558971), (29, 743141998), (58, 371570999), (919, 23450618), (1838, 11725309), (26651, 808642), (53302, 404321)]