21232042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{313}}^1\times {\mathrm{2609}}^1$

素因数の和:2937

約数の個数: 16

約数和(自身を含む): 34420680

約数和(自身を除く): 13188638

約数列:

[1, 2, 13, 26, 313, 626, 2609, 4069, 5218, 8138, 33917, 67834, 816617, 1633234, 10616021, 21232042]

約数ペア:

[(1, 21232042), (2, 10616021), (13, 1633234), (26, 816617), (313, 67834), (626, 33917), (2609, 8138), (4069, 5218)]