21453334

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{25121}}^1$

素因数の和:25191

約数の個数: 16

約数和(自身を含む): 37381536

約数和(自身を除く): 15928202

約数列:

[1, 2, 7, 14, 61, 122, 427, 854, 25121, 50242, 175847, 351694, 1532381, 3064762, 10726667, 21453334]

約数ペア:

[(1, 21453334), (2, 10726667), (7, 3064762), (14, 1532381), (61, 351694), (122, 175847), (427, 50242), (854, 25121)]