21650172

素因数分解:

$2^2\times 3^1\times {\mathrm{71}}^1\times {\mathrm{25411}}^1$

素因数の和:25489

約数の個数: 24

約数和(自身を含む): 51230592

約数和(自身を除く): 29580420

約数列:

[1, 2, 3, 4, 6, 12, 71, 142, 213, 284, 426, 852, 25411, 50822, 76233, 101644, 152466, 304932, 1804181, 3608362, 5412543, 7216724, 10825086, 21650172]

約数ペア:

[(1, 21650172), (2, 10825086), (3, 7216724), (4, 5412543), (6, 3608362), (12, 1804181), (71, 304932), (142, 152466), (213, 101644), (284, 76233), (426, 50822), (852, 25411)]