21813366

素因数分解:

$2^1\times 3^1\times {\mathrm{89}}^1\times {\mathrm{40849}}^1$

素因数の和:40943

約数の個数: 16

約数和(自身を含む): 44118000

約数和(自身を除く): 22304634

約数列:

[1, 2, 3, 6, 89, 178, 267, 534, 40849, 81698, 122547, 245094, 3635561, 7271122, 10906683, 21813366]

約数ペア:

[(1, 21813366), (2, 10906683), (3, 7271122), (6, 3635561), (89, 245094), (178, 122547), (267, 81698), (534, 40849)]