21490656

素因数分解:

$2^5\times 3^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{433}}^1$

素因数の和:504

約数の個数: 96

約数和(自身を含む): 62995968

約数和(自身を除く): 41505312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 32, 33, 44, 47, 48, 66, 88, 94, 96, 132, 141, 176, 188, 264, 282, 352, 376, 433, 517, 528, 564, 752, 866, 1034, 1056, 1128, 1299, 1504, 1551, 1732, 2068, 2256, 2598, 3102, 3464, 4136, 4512, 4763, 5196, 6204, 6928, 8272, 9526, 10392, 12408, 13856, 14289, 16544, 19052, 20351, 20784, 24816, 28578, 38104, 40702, 41568, 49632, 57156, 61053, 76208, 81404, 114312, 122106, 152416, 162808, 223861, 228624, 244212, 325616, 447722, 457248, 488424, 651232, 671583, 895444, 976848, 1343166, 1790888, 1953696, 2686332, 3581776, 5372664, 7163552, 10745328, 21490656]

約数ペア:

[(1, 21490656), (2, 10745328), (3, 7163552), (4, 5372664), (6, 3581776), (8, 2686332), (11, 1953696), (12, 1790888), (16, 1343166), (22, 976848), (24, 895444), (32, 671583), (33, 651232), (44, 488424), (47, 457248), (48, 447722), (66, 325616), (88, 244212), (94, 228624), (96, 223861), (132, 162808), (141, 152416), (176, 122106), (188, 114312), (264, 81404), (282, 76208), (352, 61053), (376, 57156), (433, 49632), (517, 41568), (528, 40702), (564, 38104), (752, 28578), (866, 24816), (1034, 20784), (1056, 20351), (1128, 19052), (1299, 16544), (1504, 14289), (1551, 13856), (1732, 12408), (2068, 10392), (2256, 9526), (2598, 8272), (3102, 6928), (3464, 6204), (4136, 5196), (4512, 4763)]