21646105

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{14479}}^1$

素因数の和:14520

約数の個数: 16

約数和(自身を含む): 29191680

約数和(自身を除く): 7545575

約数列:

[1, 5, 13, 23, 65, 115, 299, 1495, 14479, 72395, 188227, 333017, 941135, 1665085, 4329221, 21646105]

約数ペア:

[(1, 21646105), (5, 4329221), (13, 1665085), (23, 941135), (65, 333017), (115, 188227), (299, 72395), (1495, 14479)]