21861110

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{193}}^1\times {\mathrm{241}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 40563072

約数和(自身を除く): 18701962

約数列:

[1, 2, 5, 10, 47, 94, 193, 235, 241, 386, 470, 482, 965, 1205, 1930, 2410, 9071, 11327, 18142, 22654, 45355, 46513, 56635, 90710, 93026, 113270, 232565, 465130, 2186111, 4372222, 10930555, 21861110]

約数ペア:

[(1, 21861110), (2, 10930555), (5, 4372222), (10, 2186111), (47, 465130), (94, 232565), (193, 113270), (235, 93026), (241, 90710), (386, 56635), (470, 46513), (482, 45355), (965, 22654), (1205, 18142), (1930, 11327), (2410, 9071)]