21458614

素因数分解:

$2^1\times {\mathrm{71}}^1\times {\mathrm{349}}^1\times {\mathrm{433}}^1$

素因数の和:855

約数の個数: 16

約数和(自身を含む): 32810400

約数和(自身を除く): 11351786

約数列:

[1, 2, 71, 142, 349, 433, 698, 866, 24779, 30743, 49558, 61486, 151117, 302234, 10729307, 21458614]

約数ペア:

[(1, 21458614), (2, 10729307), (71, 302234), (142, 151117), (349, 61486), (433, 49558), (698, 30743), (866, 24779)]