21037778

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{14753}}^1$

素因数の和:14809

約数の個数: 16

約数和(自身を含む): 33993216

約数和(自身を除く): 12955438

約数列:

[1, 2, 23, 31, 46, 62, 713, 1426, 14753, 29506, 339319, 457343, 678638, 914686, 10518889, 21037778]

約数ペア:

[(1, 21037778), (2, 10518889), (23, 914686), (31, 678638), (46, 457343), (62, 339319), (713, 29506), (1426, 14753)]