21047436

素因数分解:

$2^2\times 3^2\times {\mathrm{191}}^1\times {\mathrm{3061}}^1$

素因数の和:3262

約数の個数: 36

約数和(自身を含む): 53499264

約数和(自身を除く): 32451828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 191, 382, 573, 764, 1146, 1719, 2292, 3061, 3438, 6122, 6876, 9183, 12244, 18366, 27549, 36732, 55098, 110196, 584651, 1169302, 1753953, 2338604, 3507906, 5261859, 7015812, 10523718, 21047436]

約数ペア:

[(1, 21047436), (2, 10523718), (3, 7015812), (4, 5261859), (6, 3507906), (9, 2338604), (12, 1753953), (18, 1169302), (36, 584651), (191, 110196), (382, 55098), (573, 36732), (764, 27549), (1146, 18366), (1719, 12244), (2292, 9183), (3061, 6876), (3438, 6122)]