21193986

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{317}}^1\times {\mathrm{1013}}^1$

素因数の和:1346

約数の個数: 32

約数和(自身を含む): 46433088

約数和(自身を除く): 25239102

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 317, 634, 951, 1013, 1902, 2026, 3039, 3487, 6078, 6974, 10461, 11143, 20922, 22286, 33429, 66858, 321121, 642242, 963363, 1926726, 3532331, 7064662, 10596993, 21193986]

約数ペア:

[(1, 21193986), (2, 10596993), (3, 7064662), (6, 3532331), (11, 1926726), (22, 963363), (33, 642242), (66, 321121), (317, 66858), (634, 33429), (951, 22286), (1013, 20922), (1902, 11143), (2026, 10461), (3039, 6974), (3487, 6078)]