21063782

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{139}}^1\times {\mathrm{4457}}^1$

素因数の和:4615

約数の個数: 16

約数和(自身を含む): 33702480

約数和(自身を除く): 12638698

約数列:

[1, 2, 17, 34, 139, 278, 2363, 4457, 4726, 8914, 75769, 151538, 619523, 1239046, 10531891, 21063782]

約数ペア:

[(1, 21063782), (2, 10531891), (17, 1239046), (34, 619523), (139, 151538), (278, 75769), (2363, 8914), (4457, 4726)]