21022353

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{12491}}^1$

素因数の和:12525

約数の個数: 24

約数和(自身を含む): 35077536

約数和(自身を除く): 14055183

約数列:

[1, 3, 9, 11, 17, 33, 51, 99, 153, 187, 561, 1683, 12491, 37473, 112419, 137401, 212347, 412203, 637041, 1236609, 1911123, 2335817, 7007451, 21022353]

約数ペア:

[(1, 21022353), (3, 7007451), (9, 2335817), (11, 1911123), (17, 1236609), (33, 637041), (51, 412203), (99, 212347), (153, 137401), (187, 112419), (561, 37473), (1683, 12491)]