21636273

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{137}}^1\times {\mathrm{863}}^1$

素因数の和:1064

約数の個数: 16

約数和(自身を含む): 29569536

約数和(自身を除く): 7933263

約数列:

[1, 3, 61, 137, 183, 411, 863, 2589, 8357, 25071, 52643, 118231, 157929, 354693, 7212091, 21636273]

約数ペア:

[(1, 21636273), (3, 7212091), (61, 354693), (137, 157929), (183, 118231), (411, 52643), (863, 25071), (2589, 8357)]