21527844

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{137999}}^1$

素因数の和:138019

約数の個数: 24

約数和(自身を含む): 54096000

約数和(自身を除く): 32568156

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 137999, 275998, 413997, 551996, 827994, 1655988, 1793987, 3587974, 5381961, 7175948, 10763922, 21527844]

約数ペア:

[(1, 21527844), (2, 10763922), (3, 7175948), (4, 5381961), (6, 3587974), (12, 1793987), (13, 1655988), (26, 827994), (39, 551996), (52, 413997), (78, 275998), (156, 137999)]