21624776

素因数分解:

$2^3\times {\mathrm{641}}^1\times {\mathrm{4217}}^1$

素因数の和:4864

約数の個数: 16

約数和(自身を含む): 40619340

約数和(自身を除く): 18994564

約数列:

[1, 2, 4, 8, 641, 1282, 2564, 4217, 5128, 8434, 16868, 33736, 2703097, 5406194, 10812388, 21624776]

約数ペア:

[(1, 21624776), (2, 10812388), (4, 5406194), (8, 2703097), (641, 33736), (1282, 16868), (2564, 8434), (4217, 5128)]