21933232

素因数分解:

$2^4\times {\mathrm{103}}^1\times {\mathrm{13309}}^1$

素因数の和:13420

約数の個数: 20

約数和(自身を含む): 42911440

約数和(自身を除く): 20978208

約数列:

[1, 2, 4, 8, 16, 103, 206, 412, 824, 1648, 13309, 26618, 53236, 106472, 212944, 1370827, 2741654, 5483308, 10966616, 21933232]

約数ペア:

[(1, 21933232), (2, 10966616), (4, 5483308), (8, 2741654), (16, 1370827), (103, 212944), (206, 106472), (412, 53236), (824, 26618), (1648, 13309)]