21932379

素因数分解:

$3^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{97}}^2$

素因数の和:244

約数の個数: 36

約数和(自身を含む): 37571664

約数和(自身を除く): 15639285

約数列:

[1, 3, 7, 9, 21, 37, 63, 97, 111, 259, 291, 333, 679, 777, 873, 2037, 2331, 3589, 6111, 9409, 10767, 25123, 28227, 32301, 65863, 75369, 84681, 197589, 226107, 348133, 592767, 1044399, 2436931, 3133197, 7310793, 21932379]

約数ペア:

[(1, 21932379), (3, 7310793), (7, 3133197), (9, 2436931), (21, 1044399), (37, 592767), (63, 348133), (97, 226107), (111, 197589), (259, 84681), (291, 75369), (333, 65863), (679, 32301), (777, 28227), (873, 25123), (2037, 10767), (2331, 9409), (3589, 6111)]