21059384

素因数分解:

$2^3\times {\mathrm{47}}^1\times {\mathrm{56009}}^1$

素因数の和:56062

約数の個数: 16

約数和(自身を含む): 40327200

約数和(自身を除く): 19267816

約数列:

[1, 2, 4, 8, 47, 94, 188, 376, 56009, 112018, 224036, 448072, 2632423, 5264846, 10529692, 21059384]

約数ペア:

[(1, 21059384), (2, 10529692), (4, 5264846), (8, 2632423), (47, 448072), (94, 224036), (188, 112018), (376, 56009)]