21926456

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{144253}}^1$

素因数の和:144278

約数の個数: 16

約数和(自身を含む): 43276200

約数和(自身を除く): 21349744

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 144253, 288506, 577012, 1154024, 2740807, 5481614, 10963228, 21926456]

約数ペア:

[(1, 21926456), (2, 10963228), (4, 5481614), (8, 2740807), (19, 1154024), (38, 577012), (76, 288506), (152, 144253)]