2921667

素因数分解:

$3^1\times 7^1\times {\mathrm{23}}^2\times {\mathrm{263}}^1$

素因数の和:319

約数の個数: 24

約数和(自身を含む): 4671744

約数和(自身を除く): 1750077

約数列:

[1, 3, 7, 21, 23, 69, 161, 263, 483, 529, 789, 1587, 1841, 3703, 5523, 6049, 11109, 18147, 42343, 127029, 139127, 417381, 973889, 2921667]

約数ペア:

[(1, 2921667), (3, 973889), (7, 417381), (21, 139127), (23, 127029), (69, 42343), (161, 18147), (263, 11109), (483, 6049), (529, 5523), (789, 3703), (1587, 1841)]