21000559494

素因数分解:

$2^1\times 3^1\times {\mathrm{207241}}^1\times {\mathrm{16889}}^1$

素因数の和:224135

約数の個数: 16

約数和(自身を含む): 42003808560

約数和(自身を除く): 21003249066

約数列:

[1, 2, 3, 6, 16889, 33778, 50667, 101334, 207241, 414482, 621723, 1243446, 3500093249, 7000186498, 10500279747, 21000559494]

約数ペア:

[(1, 21000559494), (2, 10500279747), (3, 7000186498), (6, 3500093249), (16889, 1243446), (33778, 621723), (50667, 414482), (101334, 207241)]