21463945

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10979}}^1$

素因数の和:11024

約数の個数: 16

約数和(自身を含む): 28460160

約数和(自身を除く): 6996215

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 10979, 54895, 186643, 252517, 933215, 1262585, 4292789, 21463945]

約数ペア:

[(1, 21463945), (5, 4292789), (17, 1262585), (23, 933215), (85, 252517), (115, 186643), (391, 54895), (1955, 10979)]