21150924

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{103681}}^1$

素因数の和:103705

約数の個数: 24

約数和(自身を含む): 52255728

約数和(自身を除く): 31104804

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 103681, 207362, 311043, 414724, 622086, 1244172, 1762577, 3525154, 5287731, 7050308, 10575462, 21150924]

約数ペア:

[(1, 21150924), (2, 10575462), (3, 7050308), (4, 5287731), (6, 3525154), (12, 1762577), (17, 1244172), (34, 622086), (51, 414724), (68, 311043), (102, 207362), (204, 103681)]