21695138

素因数分解:

$2^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{2251}}^1$

素因数の和:2393

約数の個数: 16

約数和(自身を含む): 33509760

約数和(自身を除く): 11814622

約数列:

[1, 2, 61, 79, 122, 158, 2251, 4502, 4819, 9638, 137311, 177829, 274622, 355658, 10847569, 21695138]

約数ペア:

[(1, 21695138), (2, 10847569), (61, 355658), (79, 274622), (122, 177829), (158, 137311), (2251, 9638), (4502, 4819)]