821031121

素因数分解:

${\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{101}}^1\times {\mathrm{2393}}^1$

素因数の和:2616

約数の個数: 16

約数和(自身を含む): 859541760

約数和(自身を除く): 38510639

約数列:

[1, 43, 79, 101, 2393, 3397, 4343, 7979, 102899, 189047, 241693, 343097, 8129021, 10392799, 19093747, 821031121]

約数ペア:

[(1, 821031121), (43, 19093747), (79, 10392799), (101, 8129021), (2393, 343097), (3397, 241693), (4343, 189047), (7979, 102899)]