21827828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{21569}}^1$

素因数の和:21607

約数の個数: 24

約数和(自身を含む): 43485120

約数和(自身を除く): 21657292

約数列:

[1, 2, 4, 11, 22, 23, 44, 46, 92, 253, 506, 1012, 21569, 43138, 86276, 237259, 474518, 496087, 949036, 992174, 1984348, 5456957, 10913914, 21827828]

約数ペア:

[(1, 21827828), (2, 10913914), (4, 5456957), (11, 1984348), (22, 992174), (23, 949036), (44, 496087), (46, 474518), (92, 237259), (253, 86276), (506, 43138), (1012, 21569)]