21058635

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{79}}^1\times {\mathrm{1367}}^1$

素因数の和:1467

約数の個数: 32

約数和(自身を含む): 36771840

約数和(自身を除く): 15713205

約数列:

[1, 3, 5, 13, 15, 39, 65, 79, 195, 237, 395, 1027, 1185, 1367, 3081, 4101, 5135, 6835, 15405, 17771, 20505, 53313, 88855, 107993, 266565, 323979, 539965, 1403909, 1619895, 4211727, 7019545, 21058635]

約数ペア:

[(1, 21058635), (3, 7019545), (5, 4211727), (13, 1619895), (15, 1403909), (39, 539965), (65, 323979), (79, 266565), (195, 107993), (237, 88855), (395, 53313), (1027, 20505), (1185, 17771), (1367, 15405), (3081, 6835), (4101, 5135)]