21086445734

素因数分解:

$2^1\times {\mathrm{439}}^1\times {\mathrm{907}}^1\times {\mathrm{26479}}^1$

素因数の和:27827

約数の個数: 16

約数和(自身を含む): 31737868800

約数和(自身を除く): 10651423066

約数列:

[1, 2, 439, 878, 907, 1814, 26479, 52958, 398173, 796346, 11624281, 23248562, 24016453, 48032906, 10543222867, 21086445734]

約数ペア:

[(1, 21086445734), (2, 10543222867), (439, 48032906), (878, 24016453), (907, 23248562), (1814, 11624281), (26479, 796346), (52958, 398173)]