21482013

素因数分解:

$3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{19301}}^1$

素因数の和:19364

約数の個数: 16

約数和(自身を含む): 33353856

約数和(自身を除く): 11871843

約数列:

[1, 3, 7, 21, 53, 159, 371, 1113, 19301, 57903, 135107, 405321, 1022953, 3068859, 7160671, 21482013]

約数ペア:

[(1, 21482013), (3, 7160671), (7, 3068859), (21, 1022953), (53, 405321), (159, 135107), (371, 57903), (1113, 19301)]