21338064

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{709}}^1$

素因数の和:753

約数の個数: 120

約数和(自身を含む): 68671200

約数和(自身を除く): 47333136

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 19, 22, 24, 33, 36, 38, 44, 48, 57, 66, 72, 76, 88, 99, 114, 132, 144, 152, 171, 176, 198, 209, 228, 264, 304, 342, 396, 418, 456, 528, 627, 684, 709, 792, 836, 912, 1254, 1368, 1418, 1584, 1672, 1881, 2127, 2508, 2736, 2836, 3344, 3762, 4254, 5016, 5672, 6381, 7524, 7799, 8508, 10032, 11344, 12762, 13471, 15048, 15598, 17016, 23397, 25524, 26942, 30096, 31196, 34032, 40413, 46794, 51048, 53884, 62392, 70191, 80826, 93588, 102096, 107768, 121239, 124784, 140382, 148181, 161652, 187176, 215536, 242478, 280764, 296362, 323304, 374352, 444543, 484956, 561528, 592724, 646608, 889086, 969912, 1123056, 1185448, 1333629, 1778172, 1939824, 2370896, 2667258, 3556344, 5334516, 7112688, 10669032, 21338064]

約数ペア:

[(1, 21338064), (2, 10669032), (3, 7112688), (4, 5334516), (6, 3556344), (8, 2667258), (9, 2370896), (11, 1939824), (12, 1778172), (16, 1333629), (18, 1185448), (19, 1123056), (22, 969912), (24, 889086), (33, 646608), (36, 592724), (38, 561528), (44, 484956), (48, 444543), (57, 374352), (66, 323304), (72, 296362), (76, 280764), (88, 242478), (99, 215536), (114, 187176), (132, 161652), (144, 148181), (152, 140382), (171, 124784), (176, 121239), (198, 107768), (209, 102096), (228, 93588), (264, 80826), (304, 70191), (342, 62392), (396, 53884), (418, 51048), (456, 46794), (528, 40413), (627, 34032), (684, 31196), (709, 30096), (792, 26942), (836, 25524), (912, 23397), (1254, 17016), (1368, 15598), (1418, 15048), (1584, 13471), (1672, 12762), (1881, 11344), (2127, 10032), (2508, 8508), (2736, 7799), (2836, 7524), (3344, 6381), (3762, 5672), (4254, 5016)]