21737008

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1$

素因数の和:709

約数の個数: 40

約数和(自身を含む): 44193600

約数和(自身を除く): 22456592

約数列:

[1, 2, 4, 8, 16, 29, 58, 79, 116, 158, 232, 316, 464, 593, 632, 1186, 1264, 2291, 2372, 4582, 4744, 9164, 9488, 17197, 18328, 34394, 36656, 46847, 68788, 93694, 137576, 187388, 275152, 374776, 749552, 1358563, 2717126, 5434252, 10868504, 21737008]

約数ペア:

[(1, 21737008), (2, 10868504), (4, 5434252), (8, 2717126), (16, 1358563), (29, 749552), (58, 374776), (79, 275152), (116, 187388), (158, 137576), (232, 93694), (316, 68788), (464, 46847), (593, 36656), (632, 34394), (1186, 18328), (1264, 17197), (2291, 9488), (2372, 9164), (4582, 4744)]