21955824

素因数分解:

$2^4\times 3^2\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{167}}^1$

素因数の和:275

約数の個数: 120

約数和(自身を含む): 68245632

約数和(自身を除く): 46289808

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 16, 18, 22, 24, 33, 36, 44, 48, 66, 72, 83, 88, 99, 132, 144, 166, 167, 176, 198, 249, 264, 332, 334, 396, 498, 501, 528, 664, 668, 747, 792, 913, 996, 1002, 1328, 1336, 1494, 1503, 1584, 1826, 1837, 1992, 2004, 2672, 2739, 2988, 3006, 3652, 3674, 3984, 4008, 5478, 5511, 5976, 6012, 7304, 7348, 8016, 8217, 10956, 11022, 11952, 12024, 13861, 14608, 14696, 16434, 16533, 21912, 22044, 24048, 27722, 29392, 32868, 33066, 41583, 43824, 44088, 55444, 65736, 66132, 83166, 88176, 110888, 124749, 131472, 132264, 152471, 166332, 221776, 249498, 264528, 304942, 332664, 457413, 498996, 609884, 665328, 914826, 997992, 1219768, 1372239, 1829652, 1995984, 2439536, 2744478, 3659304, 5488956, 7318608, 10977912, 21955824]

約数ペア:

[(1, 21955824), (2, 10977912), (3, 7318608), (4, 5488956), (6, 3659304), (8, 2744478), (9, 2439536), (11, 1995984), (12, 1829652), (16, 1372239), (18, 1219768), (22, 997992), (24, 914826), (33, 665328), (36, 609884), (44, 498996), (48, 457413), (66, 332664), (72, 304942), (83, 264528), (88, 249498), (99, 221776), (132, 166332), (144, 152471), (166, 132264), (167, 131472), (176, 124749), (198, 110888), (249, 88176), (264, 83166), (332, 66132), (334, 65736), (396, 55444), (498, 44088), (501, 43824), (528, 41583), (664, 33066), (668, 32868), (747, 29392), (792, 27722), (913, 24048), (996, 22044), (1002, 21912), (1328, 16533), (1336, 16434), (1494, 14696), (1503, 14608), (1584, 13861), (1826, 12024), (1837, 11952), (1992, 11022), (2004, 10956), (2672, 8217), (2739, 8016), (2988, 7348), (3006, 7304), (3652, 6012), (3674, 5976), (3984, 5511), (4008, 5478)]