21325599

素因数分解:

$3^4\times {\mathrm{17}}^2\times {\mathrm{911}}^1$

素因数の和:957

約数の個数: 30

約数和(自身を含む): 33878064

約数和(自身を除く): 12552465

約数列:

[1, 3, 9, 17, 27, 51, 81, 153, 289, 459, 867, 911, 1377, 2601, 2733, 7803, 8199, 15487, 23409, 24597, 46461, 73791, 139383, 263279, 418149, 789837, 1254447, 2369511, 7108533, 21325599]

約数ペア:

[(1, 21325599), (3, 7108533), (9, 2369511), (17, 1254447), (27, 789837), (51, 418149), (81, 263279), (153, 139383), (289, 73791), (459, 46461), (867, 24597), (911, 23409), (1377, 15487), (2601, 8199), (2733, 7803)]