21118992

素因数分解:

$2^4\times 3^1\times {\mathrm{223}}^1\times {\mathrm{1973}}^1$

素因数の和:2207

約数の個数: 40

約数和(自身を含む): 54829824

約数和(自身を除く): 33710832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 223, 446, 669, 892, 1338, 1784, 1973, 2676, 3568, 3946, 5352, 5919, 7892, 10704, 11838, 15784, 23676, 31568, 47352, 94704, 439979, 879958, 1319937, 1759916, 2639874, 3519832, 5279748, 7039664, 10559496, 21118992]

約数ペア:

[(1, 21118992), (2, 10559496), (3, 7039664), (4, 5279748), (6, 3519832), (8, 2639874), (12, 1759916), (16, 1319937), (24, 879958), (48, 439979), (223, 94704), (446, 47352), (669, 31568), (892, 23676), (1338, 15784), (1784, 11838), (1973, 10704), (2676, 7892), (3568, 5919), (3946, 5352)]