2017801821

素因数分解:

$3^1\times 7^2\times {\mathrm{1217}}^1\times {\mathrm{11279}}^1$

素因数の和:12513

約数の個数: 24

約数和(自身を含む): 3132501120

約数和(自身を除く): 1114699299

約数列:

[1, 3, 7, 21, 49, 147, 1217, 3651, 8519, 11279, 25557, 33837, 59633, 78953, 178899, 236859, 552671, 1658013, 13726543, 41179629, 96085801, 288257403, 672600607, 2017801821]

約数ペア:

[(1, 2017801821), (3, 672600607), (7, 288257403), (21, 96085801), (49, 41179629), (147, 13726543), (1217, 1658013), (3651, 552671), (8519, 236859), (11279, 178899), (25557, 78953), (33837, 59633)]