21553986

素因数分解:

$2^1\times 3^1\times {\mathrm{103}}^1\times {\mathrm{34877}}^1$

素因数の和:34985

約数の個数: 16

約数和(自身を含む): 43527744

約数和(自身を除く): 21973758

約数列:

[1, 2, 3, 6, 103, 206, 309, 618, 34877, 69754, 104631, 209262, 3592331, 7184662, 10776993, 21553986]

約数ペア:

[(1, 21553986), (2, 10776993), (3, 7184662), (6, 3592331), (103, 209262), (206, 104631), (309, 69754), (618, 34877)]