21975558

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{8999}}^1$

素因数の和:9052

約数の個数: 32

約数和(自身を含む): 49248000

約数和(自身を除く): 27272442

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 66, 74, 111, 222, 407, 814, 1221, 2442, 8999, 17998, 26997, 53994, 98989, 197978, 296967, 332963, 593934, 665926, 998889, 1997778, 3662593, 7325186, 10987779, 21975558]

約数ペア:

[(1, 21975558), (2, 10987779), (3, 7325186), (6, 3662593), (11, 1997778), (22, 998889), (33, 665926), (37, 593934), (66, 332963), (74, 296967), (111, 197978), (222, 98989), (407, 53994), (814, 26997), (1221, 17998), (2442, 8999)]