21478474

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{18233}}^1$

素因数の和:18285

約数の個数: 16

約数和(自身を含む): 35009280

約数和(自身を除く): 13530806

約数列:

[1, 2, 19, 31, 38, 62, 589, 1178, 18233, 36466, 346427, 565223, 692854, 1130446, 10739237, 21478474]

約数ペア:

[(1, 21478474), (2, 10739237), (19, 1130446), (31, 692854), (38, 565223), (62, 346427), (589, 36466), (1178, 18233)]