1621388274

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{331}}^1\times {\mathrm{74219}}^1$

素因数の和:74566

約数の個数: 32

約数和(自身を含む): 3548309760

約数和(自身を除く): 1926921486

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 331, 662, 993, 1986, 3641, 7282, 10923, 21846, 74219, 148438, 222657, 445314, 816409, 1632818, 2449227, 4898454, 24566489, 49132978, 73699467, 147398934, 270231379, 540462758, 810694137, 1621388274]

約数ペア:

[(1, 1621388274), (2, 810694137), (3, 540462758), (6, 270231379), (11, 147398934), (22, 73699467), (33, 49132978), (66, 24566489), (331, 4898454), (662, 2449227), (993, 1632818), (1986, 816409), (3641, 445314), (7282, 222657), (10923, 148438), (21846, 74219)]