21300450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{673}}^1$

素因数の和:899

約数の個数: 48

約数和(自身を含む): 53154336

約数和(自身を除く): 31853886

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 75, 150, 211, 422, 633, 673, 1055, 1266, 1346, 2019, 2110, 3165, 3365, 4038, 5275, 6330, 6730, 10095, 10550, 15825, 16825, 20190, 31650, 33650, 50475, 100950, 142003, 284006, 426009, 710015, 852018, 1420030, 2130045, 3550075, 4260090, 7100150, 10650225, 21300450]

約数ペア:

[(1, 21300450), (2, 10650225), (3, 7100150), (5, 4260090), (6, 3550075), (10, 2130045), (15, 1420030), (25, 852018), (30, 710015), (50, 426009), (75, 284006), (150, 142003), (211, 100950), (422, 50475), (633, 33650), (673, 31650), (1055, 20190), (1266, 16825), (1346, 15825), (2019, 10550), (2110, 10095), (3165, 6730), (3365, 6330), (4038, 5275)]