21104410

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1\times {\mathrm{541}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 39336192

約数和(自身を除く): 18231782

約数列:

[1, 2, 5, 10, 47, 83, 94, 166, 235, 415, 470, 541, 830, 1082, 2705, 3901, 5410, 7802, 19505, 25427, 39010, 44903, 50854, 89806, 127135, 224515, 254270, 449030, 2110441, 4220882, 10552205, 21104410]

約数ペア:

[(1, 21104410), (2, 10552205), (5, 4220882), (10, 2110441), (47, 449030), (83, 254270), (94, 224515), (166, 127135), (235, 89806), (415, 50854), (470, 44903), (541, 39010), (830, 25427), (1082, 19505), (2705, 7802), (3901, 5410)]