33121431

素因数分解:

$3^2\times 7^1\times {\mathrm{263}}^1\times {\mathrm{1999}}^1$

素因数の和:2275

約数の個数: 24

約数和(自身を含む): 54912000

約数和(自身を除く): 21790569

約数列:

[1, 3, 7, 9, 21, 63, 263, 789, 1841, 1999, 2367, 5523, 5997, 13993, 16569, 17991, 41979, 125937, 525737, 1577211, 3680159, 4731633, 11040477, 33121431]

約数ペア:

[(1, 33121431), (3, 11040477), (7, 4731633), (9, 3680159), (21, 1577211), (63, 525737), (263, 125937), (789, 41979), (1841, 17991), (1999, 16569), (2367, 13993), (5523, 5997)]