2169981

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{953}}^1$

素因数の和:993

約数の個数: 24

約数和(自身を含む): 3571776

約数和(自身を除く): 1401795

約数列:

[1, 3, 9, 11, 23, 33, 69, 99, 207, 253, 759, 953, 2277, 2859, 8577, 10483, 21919, 31449, 65757, 94347, 197271, 241109, 723327, 2169981]

約数ペア:

[(1, 2169981), (3, 723327), (9, 241109), (11, 197271), (23, 94347), (33, 65757), (69, 31449), (99, 21919), (207, 10483), (253, 8577), (759, 2859), (953, 2277)]