21587364

素因数分解:

$2^2\times 3^3\times {\mathrm{137}}^1\times {\mathrm{1459}}^1$

素因数の和:1609

約数の個数: 48

約数和(自身を含む): 56414400

約数和(自身を除く): 34827036

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 137, 274, 411, 548, 822, 1233, 1459, 1644, 2466, 2918, 3699, 4377, 4932, 5836, 7398, 8754, 13131, 14796, 17508, 26262, 39393, 52524, 78786, 157572, 199883, 399766, 599649, 799532, 1199298, 1798947, 2398596, 3597894, 5396841, 7195788, 10793682, 21587364]

約数ペア:

[(1, 21587364), (2, 10793682), (3, 7195788), (4, 5396841), (6, 3597894), (9, 2398596), (12, 1798947), (18, 1199298), (27, 799532), (36, 599649), (54, 399766), (108, 199883), (137, 157572), (274, 78786), (411, 52524), (548, 39393), (822, 26262), (1233, 17508), (1459, 14796), (1644, 13131), (2466, 8754), (2918, 7398), (3699, 5836), (4377, 4932)]