21201078

素因数分解:

$2^1\times 3^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{2293}}^1$

素因数の和:2388

約数の個数: 32

約数和(自身を含む): 44925696

約数和(自身を除く): 23724618

約数列:

[1, 2, 3, 6, 23, 46, 67, 69, 134, 138, 201, 402, 1541, 2293, 3082, 4586, 4623, 6879, 9246, 13758, 52739, 105478, 153631, 158217, 307262, 316434, 460893, 921786, 3533513, 7067026, 10600539, 21201078]

約数ペア:

[(1, 21201078), (2, 10600539), (3, 7067026), (6, 3533513), (23, 921786), (46, 460893), (67, 316434), (69, 307262), (134, 158217), (138, 153631), (201, 105478), (402, 52739), (1541, 13758), (2293, 9246), (3082, 6879), (4586, 4623)]