21983210

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{129313}}^1$

素因数の和:129337

約数の個数: 16

約数和(自身を含む): 41897736

約数和(自身を除く): 19914526

約数列:

[1, 2, 5, 10, 17, 34, 85, 170, 129313, 258626, 646565, 1293130, 2198321, 4396642, 10991605, 21983210]

約数ペア:

[(1, 21983210), (2, 10991605), (5, 4396642), (10, 2198321), (17, 1293130), (34, 646565), (85, 258626), (170, 129313)]