21049871234

素因数分解:

$2^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{1607}}^1\times {\mathrm{5227}}^1$

素因数の和:7022

約数の個数: 32

約数和(自身を含む): 36316615680

約数和(自身を除く): 15266744446

約数列:

[1, 2, 7, 14, 179, 358, 1253, 1607, 2506, 3214, 5227, 10454, 11249, 22498, 36589, 73178, 287653, 575306, 935633, 1871266, 2013571, 4027142, 6549431, 8399789, 13098862, 16799578, 58798523, 117597046, 1503562231, 3007124462, 10524935617, 21049871234]

約数ペア:

[(1, 21049871234), (2, 10524935617), (7, 3007124462), (14, 1503562231), (179, 117597046), (358, 58798523), (1253, 16799578), (1607, 13098862), (2506, 8399789), (3214, 6549431), (5227, 4027142), (10454, 2013571), (11249, 1871266), (22498, 935633), (36589, 575306), (73178, 287653)]