21892970

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{6863}}^1$

素因数の和:6910

約数の個数: 32

約数和(自身を含む): 44478720

約数和(自身を除く): 22585750

約数列:

[1, 2, 5, 10, 11, 22, 29, 55, 58, 110, 145, 290, 319, 638, 1595, 3190, 6863, 13726, 34315, 68630, 75493, 150986, 199027, 377465, 398054, 754930, 995135, 1990270, 2189297, 4378594, 10946485, 21892970]

約数ペア:

[(1, 21892970), (2, 10946485), (5, 4378594), (10, 2189297), (11, 1990270), (22, 995135), (29, 754930), (55, 398054), (58, 377465), (110, 199027), (145, 150986), (290, 75493), (319, 68630), (638, 34315), (1595, 13726), (3190, 6863)]