21726994

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{8053}}^1$

素因数の和:8145

約数の個数: 16

約数和(自身を含む): 34793280

約数和(自身を除く): 13066286

約数列:

[1, 2, 19, 38, 71, 142, 1349, 2698, 8053, 16106, 153007, 306014, 571763, 1143526, 10863497, 21726994]

約数ペア:

[(1, 21726994), (2, 10863497), (19, 1143526), (38, 571763), (71, 306014), (142, 153007), (1349, 16106), (2698, 8053)]