21114204

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{83}}^1$

素因数の和:179

約数の個数: 96

約数和(自身を含む): 55883520

約数和(自身を除く): 34769316

約数列:

[1, 2, 3, 4, 6, 12, 17, 29, 34, 43, 51, 58, 68, 83, 86, 87, 102, 116, 129, 166, 172, 174, 204, 249, 258, 332, 348, 493, 498, 516, 731, 986, 996, 1247, 1411, 1462, 1479, 1972, 2193, 2407, 2494, 2822, 2924, 2958, 3569, 3741, 4233, 4386, 4814, 4988, 5644, 5916, 7138, 7221, 7482, 8466, 8772, 9628, 10707, 14276, 14442, 14964, 16932, 21199, 21414, 28884, 40919, 42398, 42828, 60673, 63597, 81838, 84796, 103501, 121346, 122757, 127194, 163676, 182019, 207002, 242692, 245514, 254388, 310503, 364038, 414004, 491028, 621006, 728076, 1242012, 1759517, 3519034, 5278551, 7038068, 10557102, 21114204]

約数ペア:

[(1, 21114204), (2, 10557102), (3, 7038068), (4, 5278551), (6, 3519034), (12, 1759517), (17, 1242012), (29, 728076), (34, 621006), (43, 491028), (51, 414004), (58, 364038), (68, 310503), (83, 254388), (86, 245514), (87, 242692), (102, 207002), (116, 182019), (129, 163676), (166, 127194), (172, 122757), (174, 121346), (204, 103501), (249, 84796), (258, 81838), (332, 63597), (348, 60673), (493, 42828), (498, 42398), (516, 40919), (731, 28884), (986, 21414), (996, 21199), (1247, 16932), (1411, 14964), (1462, 14442), (1479, 14276), (1972, 10707), (2193, 9628), (2407, 8772), (2494, 8466), (2822, 7482), (2924, 7221), (2958, 7138), (3569, 5916), (3741, 5644), (4233, 4988), (4386, 4814)]