21757086

素因数分解:

$2^1\times 3^4\times {\mathrm{13}}^1\times {\mathrm{10331}}^1$

素因数の和:10358

約数の個数: 40

約数和(自身を含む): 52507224

約数和(自身を除く): 30750138

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 81, 117, 162, 234, 351, 702, 1053, 2106, 10331, 20662, 30993, 61986, 92979, 134303, 185958, 268606, 278937, 402909, 557874, 805818, 836811, 1208727, 1673622, 2417454, 3626181, 7252362, 10878543, 21757086]

約数ペア:

[(1, 21757086), (2, 10878543), (3, 7252362), (6, 3626181), (9, 2417454), (13, 1673622), (18, 1208727), (26, 836811), (27, 805818), (39, 557874), (54, 402909), (78, 278937), (81, 268606), (117, 185958), (162, 134303), (234, 92979), (351, 61986), (702, 30993), (1053, 20662), (2106, 10331)]