21631045

素因数分解:

$5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{1109}}^1$

素因数の和:1244

約数の個数: 16

約数和(自身を含む): 26853120

約数和(自身を除く): 5222075

約数列:

[1, 5, 47, 83, 235, 415, 1109, 3901, 5545, 19505, 52123, 92047, 260615, 460235, 4326209, 21631045]

約数ペア:

[(1, 21631045), (5, 4326209), (47, 460235), (83, 260615), (235, 92047), (415, 52123), (1109, 19505), (3901, 5545)]