21857524

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{22123}}^1$

素因数の和:22159

約数の個数: 24

約数和(自身を含む): 43363040

約数和(自身を除く): 21505516

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 247, 494, 988, 22123, 44246, 88492, 287599, 420337, 575198, 840674, 1150396, 1681348, 5464381, 10928762, 21857524]

約数ペア:

[(1, 21857524), (2, 10928762), (4, 5464381), (13, 1681348), (19, 1150396), (26, 840674), (38, 575198), (52, 420337), (76, 287599), (247, 88492), (494, 44246), (988, 22123)]