21036628

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{107}}^1\times {\mathrm{2137}}^1$

素因数の和:2271

約数の個数: 24

約数和(自身を含む): 38791872

約数和(自身を除く): 17755244

約数列:

[1, 2, 4, 23, 46, 92, 107, 214, 428, 2137, 2461, 4274, 4922, 8548, 9844, 49151, 98302, 196604, 228659, 457318, 914636, 5259157, 10518314, 21036628]

約数ペア:

[(1, 21036628), (2, 10518314), (4, 5259157), (23, 914636), (46, 457318), (92, 228659), (107, 196604), (214, 98302), (428, 49151), (2137, 9844), (2461, 8548), (4274, 4922)]