21058083

素因数分解:

$3^3\times {\mathrm{31}}^1\times {\mathrm{139}}^1\times {\mathrm{181}}^1$

素因数の和:360

約数の個数: 32

約数和(自身を含む): 32614400

約数和(自身を除く): 11556317

約数列:

[1, 3, 9, 27, 31, 93, 139, 181, 279, 417, 543, 837, 1251, 1629, 3753, 4309, 4887, 5611, 12927, 16833, 25159, 38781, 50499, 75477, 116343, 151497, 226431, 679293, 779929, 2339787, 7019361, 21058083]

約数ペア:

[(1, 21058083), (3, 7019361), (9, 2339787), (27, 779929), (31, 679293), (93, 226431), (139, 151497), (181, 116343), (279, 75477), (417, 50499), (543, 38781), (837, 25159), (1251, 16833), (1629, 12927), (3753, 5611), (4309, 4887)]