21951277

素因数分解:

${\mathrm{41}}^1\times {\mathrm{61}}^1\times {\mathrm{67}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 16

約数和(自身を含む): 23373504

約数和(自身を除く): 1422227

約数列:

[1, 41, 61, 67, 131, 2501, 2747, 4087, 5371, 7991, 8777, 167567, 327631, 359857, 535397, 21951277]

約数ペア:

[(1, 21951277), (41, 535397), (61, 359857), (67, 327631), (131, 167567), (2501, 8777), (2747, 7991), (4087, 5371)]