21515472

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{47}}^1$

素因数の和:106

約数の個数: 180

約数和(自身を含む): 71263296

約数和(自身を除く): 49747824

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 17, 18, 22, 24, 33, 34, 36, 44, 47, 48, 51, 66, 68, 72, 88, 94, 99, 102, 132, 136, 141, 144, 153, 176, 187, 188, 198, 204, 264, 272, 282, 289, 306, 374, 376, 396, 408, 423, 517, 528, 561, 564, 578, 612, 748, 752, 792, 799, 816, 846, 867, 1034, 1122, 1128, 1156, 1224, 1496, 1551, 1584, 1598, 1683, 1692, 1734, 2068, 2244, 2256, 2312, 2397, 2448, 2601, 2992, 3102, 3179, 3196, 3366, 3384, 3468, 4136, 4488, 4624, 4653, 4794, 5202, 6204, 6358, 6392, 6732, 6768, 6936, 7191, 8272, 8789, 8976, 9306, 9537, 9588, 10404, 12408, 12716, 12784, 13464, 13583, 13872, 14382, 17578, 18612, 19074, 19176, 20808, 24816, 25432, 26367, 26928, 27166, 28611, 28764, 35156, 37224, 38148, 38352, 40749, 41616, 50864, 52734, 54332, 57222, 57528, 70312, 74448, 76296, 79101, 81498, 105468, 108664, 114444, 115056, 122247, 140624, 149413, 152592, 158202, 162996, 210936, 217328, 228888, 244494, 298826, 316404, 325992, 421872, 448239, 457776, 488988, 597652, 632808, 651984, 896478, 977976, 1195304, 1265616, 1344717, 1792956, 1955952, 2390608, 2689434, 3585912, 5378868, 7171824, 10757736, 21515472]

約数ペア:

[(1, 21515472), (2, 10757736), (3, 7171824), (4, 5378868), (6, 3585912), (8, 2689434), (9, 2390608), (11, 1955952), (12, 1792956), (16, 1344717), (17, 1265616), (18, 1195304), (22, 977976), (24, 896478), (33, 651984), (34, 632808), (36, 597652), (44, 488988), (47, 457776), (48, 448239), (51, 421872), (66, 325992), (68, 316404), (72, 298826), (88, 244494), (94, 228888), (99, 217328), (102, 210936), (132, 162996), (136, 158202), (141, 152592), (144, 149413), (153, 140624), (176, 122247), (187, 115056), (188, 114444), (198, 108664), (204, 105468), (264, 81498), (272, 79101), (282, 76296), (289, 74448), (306, 70312), (374, 57528), (376, 57222), (396, 54332), (408, 52734), (423, 50864), (517, 41616), (528, 40749), (561, 38352), (564, 38148), (578, 37224), (612, 35156), (748, 28764), (752, 28611), (792, 27166), (799, 26928), (816, 26367), (846, 25432), (867, 24816), (1034, 20808), (1122, 19176), (1128, 19074), (1156, 18612), (1224, 17578), (1496, 14382), (1551, 13872), (1584, 13583), (1598, 13464), (1683, 12784), (1692, 12716), (1734, 12408), (2068, 10404), (2244, 9588), (2256, 9537), (2312, 9306), (2397, 8976), (2448, 8789), (2601, 8272), (2992, 7191), (3102, 6936), (3179, 6768), (3196, 6732), (3366, 6392), (3384, 6358), (3468, 6204), (4136, 5202), (4488, 4794), (4624, 4653)]