21890433

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{5741}}^1$

素因数の和:5816

約数の個数: 16

約数和(自身を含む): 30868992

約数和(自身を除く): 8978559

約数列:

[1, 3, 31, 41, 93, 123, 1271, 3813, 5741, 17223, 177971, 235381, 533913, 706143, 7296811, 21890433]

約数ペア:

[(1, 21890433), (3, 7296811), (31, 706143), (41, 533913), (93, 235381), (123, 177971), (1271, 17223), (3813, 5741)]