21266400

素因数分解:

$2^5\times 3^1\times 5^2\times {\mathrm{8861}}^1$

素因数の和:8884

約数の個数: 72

約数和(自身を含む): 69229944

約数和(自身を除く): 47963544

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 25, 30, 32, 40, 48, 50, 60, 75, 80, 96, 100, 120, 150, 160, 200, 240, 300, 400, 480, 600, 800, 1200, 2400, 8861, 17722, 26583, 35444, 44305, 53166, 70888, 88610, 106332, 132915, 141776, 177220, 212664, 221525, 265830, 283552, 354440, 425328, 443050, 531660, 664575, 708880, 850656, 886100, 1063320, 1329150, 1417760, 1772200, 2126640, 2658300, 3544400, 4253280, 5316600, 7088800, 10633200, 21266400]

約数ペア:

[(1, 21266400), (2, 10633200), (3, 7088800), (4, 5316600), (5, 4253280), (6, 3544400), (8, 2658300), (10, 2126640), (12, 1772200), (15, 1417760), (16, 1329150), (20, 1063320), (24, 886100), (25, 850656), (30, 708880), (32, 664575), (40, 531660), (48, 443050), (50, 425328), (60, 354440), (75, 283552), (80, 265830), (96, 221525), (100, 212664), (120, 177220), (150, 141776), (160, 132915), (200, 106332), (240, 88610), (300, 70888), (400, 53166), (480, 44305), (600, 35444), (800, 26583), (1200, 17722), (2400, 8861)]