21093124

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{107}}^1\times {\mathrm{223}}^1$

素因数の和:364

約数の個数: 48

約数和(自身を含む): 42674688

約数和(自身を除く): 21581564

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 107, 214, 221, 223, 428, 442, 446, 884, 892, 1391, 1819, 2782, 2899, 3638, 3791, 5564, 5798, 7276, 7582, 11596, 15164, 23647, 23861, 47294, 47722, 49283, 94588, 95444, 98566, 197132, 310193, 405637, 620386, 811274, 1240772, 1622548, 5273281, 10546562, 21093124]

約数ペア:

[(1, 21093124), (2, 10546562), (4, 5273281), (13, 1622548), (17, 1240772), (26, 811274), (34, 620386), (52, 405637), (68, 310193), (107, 197132), (214, 98566), (221, 95444), (223, 94588), (428, 49283), (442, 47722), (446, 47294), (884, 23861), (892, 23647), (1391, 15164), (1819, 11596), (2782, 7582), (2899, 7276), (3638, 5798), (3791, 5564)]