21848164

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{6271}}^1$

素因数の和:6355

約数の個数: 24

約数和(自身を含む): 41796608

約数和(自身を除く): 19948444

約数列:

[1, 2, 4, 13, 26, 52, 67, 134, 268, 871, 1742, 3484, 6271, 12542, 25084, 81523, 163046, 326092, 420157, 840314, 1680628, 5462041, 10924082, 21848164]

約数ペア:

[(1, 21848164), (2, 10924082), (4, 5462041), (13, 1680628), (26, 840314), (52, 420157), (67, 326092), (134, 163046), (268, 81523), (871, 25084), (1742, 12542), (3484, 6271)]