21165360

素因数分解:

$2^4\times 3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3041}}^1$

素因数の和:3086

約数の個数: 80

約数和(自身を含む): 67897440

約数和(自身を除く): 46732080

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 29, 30, 40, 48, 58, 60, 80, 87, 116, 120, 145, 174, 232, 240, 290, 348, 435, 464, 580, 696, 870, 1160, 1392, 1740, 2320, 3041, 3480, 6082, 6960, 9123, 12164, 15205, 18246, 24328, 30410, 36492, 45615, 48656, 60820, 72984, 88189, 91230, 121640, 145968, 176378, 182460, 243280, 264567, 352756, 364920, 440945, 529134, 705512, 729840, 881890, 1058268, 1322835, 1411024, 1763780, 2116536, 2645670, 3527560, 4233072, 5291340, 7055120, 10582680, 21165360]

約数ペア:

[(1, 21165360), (2, 10582680), (3, 7055120), (4, 5291340), (5, 4233072), (6, 3527560), (8, 2645670), (10, 2116536), (12, 1763780), (15, 1411024), (16, 1322835), (20, 1058268), (24, 881890), (29, 729840), (30, 705512), (40, 529134), (48, 440945), (58, 364920), (60, 352756), (80, 264567), (87, 243280), (116, 182460), (120, 176378), (145, 145968), (174, 121640), (232, 91230), (240, 88189), (290, 72984), (348, 60820), (435, 48656), (464, 45615), (580, 36492), (696, 30410), (870, 24328), (1160, 18246), (1392, 15205), (1740, 12164), (2320, 9123), (3041, 6960), (3480, 6082)]