21993206521

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2521}}^1\times {\mathrm{61007}}^1$

素因数の和:63552

約数の個数: 16

約数和(自身を含む): 25848845568

約数和(自身を除く): 3855639047

約数列:

[1, 11, 13, 143, 2521, 27731, 32773, 61007, 360503, 671077, 793091, 8724001, 153798647, 1691785117, 1999382411, 21993206521]

約数ペア:

[(1, 21993206521), (11, 1999382411), (13, 1691785117), (143, 153798647), (2521, 8724001), (27731, 793091), (32773, 671077), (61007, 360503)]