21559560

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{16333}}^1$

素因数の和:16358

約数の個数: 64

約数和(自身を含む): 70562880

約数和(自身を除く): 49003320

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 11, 12, 15, 20, 22, 24, 30, 33, 40, 44, 55, 60, 66, 88, 110, 120, 132, 165, 220, 264, 330, 440, 660, 1320, 16333, 32666, 48999, 65332, 81665, 97998, 130664, 163330, 179663, 195996, 244995, 326660, 359326, 391992, 489990, 538989, 653320, 718652, 898315, 979980, 1077978, 1437304, 1796630, 1959960, 2155956, 2694945, 3593260, 4311912, 5389890, 7186520, 10779780, 21559560]

約数ペア:

[(1, 21559560), (2, 10779780), (3, 7186520), (4, 5389890), (5, 4311912), (6, 3593260), (8, 2694945), (10, 2155956), (11, 1959960), (12, 1796630), (15, 1437304), (20, 1077978), (22, 979980), (24, 898315), (30, 718652), (33, 653320), (40, 538989), (44, 489990), (55, 391992), (60, 359326), (66, 326660), (88, 244995), (110, 195996), (120, 179663), (132, 163330), (165, 130664), (220, 97998), (264, 81665), (330, 65332), (440, 48999), (660, 32666), (1320, 16333)]