21343636

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{281}}^1\times {\mathrm{1117}}^1$

素因数の和:1419

約数の個数: 24

約数和(自身を含む): 39724776

約数和(自身を除く): 18381140

約数列:

[1, 2, 4, 17, 34, 68, 281, 562, 1117, 1124, 2234, 4468, 4777, 9554, 18989, 19108, 37978, 75956, 313877, 627754, 1255508, 5335909, 10671818, 21343636]

約数ペア:

[(1, 21343636), (2, 10671818), (4, 5335909), (17, 1255508), (34, 627754), (68, 313877), (281, 75956), (562, 37978), (1117, 19108), (1124, 18989), (2234, 9554), (4468, 4777)]