21780670056

素因数分解:

$2^3\times 3^1\times {\mathrm{307}}^1\times {\mathrm{701}}^1\times {\mathrm{4217}}^1$

素因数の和:5234

約数の個数: 64

約数和(自身を含む): 54719945280

約数和(自身を除く): 32939275224

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 307, 614, 701, 921, 1228, 1402, 1842, 2103, 2456, 2804, 3684, 4206, 4217, 5608, 7368, 8412, 8434, 12651, 16824, 16868, 25302, 33736, 50604, 101208, 215207, 430414, 645621, 860828, 1291242, 1294619, 1721656, 2582484, 2589238, 2956117, 3883857, 5164968, 5178476, 5912234, 7767714, 8868351, 10356952, 11824468, 15535428, 17736702, 23648936, 31070856, 35473404, 70946808, 907527919, 1815055838, 2722583757, 3630111676, 5445167514, 7260223352, 10890335028, 21780670056]

約数ペア:

[(1, 21780670056), (2, 10890335028), (3, 7260223352), (4, 5445167514), (6, 3630111676), (8, 2722583757), (12, 1815055838), (24, 907527919), (307, 70946808), (614, 35473404), (701, 31070856), (921, 23648936), (1228, 17736702), (1402, 15535428), (1842, 11824468), (2103, 10356952), (2456, 8868351), (2804, 7767714), (3684, 5912234), (4206, 5178476), (4217, 5164968), (5608, 3883857), (7368, 2956117), (8412, 2589238), (8434, 2582484), (12651, 1721656), (16824, 1294619), (16868, 1291242), (25302, 860828), (33736, 645621), (50604, 430414), (101208, 215207)]