21588408

素因数分解:

$2^3\times 3^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{367}}^1$

素因数の和:441

約数の個数: 96

約数和(自身を含む): 63148800

約数和(自身を除く): 41560392

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 19, 24, 36, 38, 43, 57, 72, 76, 86, 114, 129, 152, 171, 172, 228, 258, 342, 344, 367, 387, 456, 516, 684, 734, 774, 817, 1032, 1101, 1368, 1468, 1548, 1634, 2202, 2451, 2936, 3096, 3268, 3303, 4404, 4902, 6536, 6606, 6973, 7353, 8808, 9804, 13212, 13946, 14706, 15781, 19608, 20919, 26424, 27892, 29412, 31562, 41838, 47343, 55784, 58824, 62757, 63124, 83676, 94686, 125514, 126248, 142029, 167352, 189372, 251028, 284058, 299839, 378744, 502056, 568116, 599678, 899517, 1136232, 1199356, 1799034, 2398712, 2698551, 3598068, 5397102, 7196136, 10794204, 21588408]

約数ペア:

[(1, 21588408), (2, 10794204), (3, 7196136), (4, 5397102), (6, 3598068), (8, 2698551), (9, 2398712), (12, 1799034), (18, 1199356), (19, 1136232), (24, 899517), (36, 599678), (38, 568116), (43, 502056), (57, 378744), (72, 299839), (76, 284058), (86, 251028), (114, 189372), (129, 167352), (152, 142029), (171, 126248), (172, 125514), (228, 94686), (258, 83676), (342, 63124), (344, 62757), (367, 58824), (387, 55784), (456, 47343), (516, 41838), (684, 31562), (734, 29412), (774, 27892), (817, 26424), (1032, 20919), (1101, 19608), (1368, 15781), (1468, 14706), (1548, 13946), (1634, 13212), (2202, 9804), (2451, 8808), (2936, 7353), (3096, 6973), (3268, 6606), (3303, 6536), (4404, 4902)]