21930183

素因数分解:

$3^4\times {\mathrm{11}}^1\times {\mathrm{151}}^1\times {\mathrm{163}}^1$

素因数の和:337

約数の個数: 40

約数和(自身を含む): 36195456

約数和(自身を除く): 14265273

約数列:

[1, 3, 9, 11, 27, 33, 81, 99, 151, 163, 297, 453, 489, 891, 1359, 1467, 1661, 1793, 4077, 4401, 4983, 5379, 12231, 13203, 14949, 16137, 24613, 44847, 48411, 73839, 134541, 145233, 221517, 270743, 664551, 812229, 1993653, 2436687, 7310061, 21930183]

約数ペア:

[(1, 21930183), (3, 7310061), (9, 2436687), (11, 1993653), (27, 812229), (33, 664551), (81, 270743), (99, 221517), (151, 145233), (163, 134541), (297, 73839), (453, 48411), (489, 44847), (891, 24613), (1359, 16137), (1467, 14949), (1661, 13203), (1793, 12231), (4077, 5379), (4401, 4983)]