21114945

素因数分解:

$3^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{683}}^1$

素因数の和:926

約数の個数: 32

約数和(自身を含む): 37756800

約数和(自身を除く): 16641855

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 229, 683, 687, 1145, 2049, 2061, 3415, 3435, 6147, 6183, 10245, 10305, 18441, 30735, 30915, 92205, 156407, 469221, 782035, 1407663, 2346105, 4222989, 7038315, 21114945]

約数ペア:

[(1, 21114945), (3, 7038315), (5, 4222989), (9, 2346105), (15, 1407663), (27, 782035), (45, 469221), (135, 156407), (229, 92205), (683, 30915), (687, 30735), (1145, 18441), (2049, 10305), (2061, 10245), (3415, 6183), (3435, 6147)]