21462842009

素因数分解:

$7^1\times {\mathrm{61}}^1\times {\mathrm{271}}^1\times {\mathrm{185477}}^1$

素因数の和:185816

約数の個数: 16

約数和(自身を含む): 25023207936

約数和(自身を除く): 3560365927

約数列:

[1, 7, 61, 271, 427, 1897, 16531, 115717, 185477, 1298339, 11314097, 50264267, 79198679, 351849869, 3066120287, 21462842009]

約数ペア:

[(1, 21462842009), (7, 3066120287), (61, 351849869), (271, 79198679), (427, 50264267), (1897, 11314097), (16531, 1298339), (115717, 185477)]