21349656

素因数分解:

$2^3\times 3^4\times {\mathrm{47}}^1\times {\mathrm{701}}^1$

素因数の和:766

約数の個数: 80

約数和(自身を含む): 61158240

約数和(自身を除く): 39808584

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 47, 54, 72, 81, 94, 108, 141, 162, 188, 216, 282, 324, 376, 423, 564, 648, 701, 846, 1128, 1269, 1402, 1692, 2103, 2538, 2804, 3384, 3807, 4206, 5076, 5608, 6309, 7614, 8412, 10152, 12618, 15228, 16824, 18927, 25236, 30456, 32947, 37854, 50472, 56781, 65894, 75708, 98841, 113562, 131788, 151416, 197682, 227124, 263576, 296523, 395364, 454248, 593046, 790728, 889569, 1186092, 1779138, 2372184, 2668707, 3558276, 5337414, 7116552, 10674828, 21349656]

約数ペア:

[(1, 21349656), (2, 10674828), (3, 7116552), (4, 5337414), (6, 3558276), (8, 2668707), (9, 2372184), (12, 1779138), (18, 1186092), (24, 889569), (27, 790728), (36, 593046), (47, 454248), (54, 395364), (72, 296523), (81, 263576), (94, 227124), (108, 197682), (141, 151416), (162, 131788), (188, 113562), (216, 98841), (282, 75708), (324, 65894), (376, 56781), (423, 50472), (564, 37854), (648, 32947), (701, 30456), (846, 25236), (1128, 18927), (1269, 16824), (1402, 15228), (1692, 12618), (2103, 10152), (2538, 8412), (2804, 7614), (3384, 6309), (3807, 5608), (4206, 5076)]