21912064

素因数分解:

$2^9\times {\mathrm{42797}}^1$

素因数の和:42815

約数の個数: 20

約数和(自身を含む): 43782354

約数和(自身を除く): 21870290

約数列:

[1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 42797, 85594, 171188, 342376, 684752, 1369504, 2739008, 5478016, 10956032, 21912064]

約数ペア:

[(1, 21912064), (2, 10956032), (4, 5478016), (8, 2739008), (16, 1369504), (32, 684752), (64, 342376), (128, 171188), (256, 85594), (512, 42797)]