21936900

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{83}}^1\times {\mathrm{881}}^1$

素因数の和:981

約数の個数: 72

約数和(自身を含む): 64308384

約数和(自身を除く): 42371484

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 83, 100, 150, 166, 249, 300, 332, 415, 498, 830, 881, 996, 1245, 1660, 1762, 2075, 2490, 2643, 3524, 4150, 4405, 4980, 5286, 6225, 8300, 8810, 10572, 12450, 13215, 17620, 22025, 24900, 26430, 44050, 52860, 66075, 73123, 88100, 132150, 146246, 219369, 264300, 292492, 365615, 438738, 731230, 877476, 1096845, 1462460, 1828075, 2193690, 3656150, 4387380, 5484225, 7312300, 10968450, 21936900]

約数ペア:

[(1, 21936900), (2, 10968450), (3, 7312300), (4, 5484225), (5, 4387380), (6, 3656150), (10, 2193690), (12, 1828075), (15, 1462460), (20, 1096845), (25, 877476), (30, 731230), (50, 438738), (60, 365615), (75, 292492), (83, 264300), (100, 219369), (150, 146246), (166, 132150), (249, 88100), (300, 73123), (332, 66075), (415, 52860), (498, 44050), (830, 26430), (881, 24900), (996, 22025), (1245, 17620), (1660, 13215), (1762, 12450), (2075, 10572), (2490, 8810), (2643, 8300), (3524, 6225), (4150, 5286), (4405, 4980)]