21054147597

素因数分解:

$3^2\times 7^1\times {\mathrm{5791}}^1\times {\mathrm{57709}}^1$

素因数の和:63513

約数の個数: 24

約数和(自身を含む): 34762657280

約数和(自身を除く): 13708509683

約数列:

[1, 3, 7, 9, 21, 63, 5791, 17373, 40537, 52119, 57709, 121611, 173127, 364833, 403963, 519381, 1211889, 3635667, 334192819, 1002578457, 2339349733, 3007735371, 7018049199, 21054147597]

約数ペア:

[(1, 21054147597), (3, 7018049199), (7, 3007735371), (9, 2339349733), (21, 1002578457), (63, 334192819), (5791, 3635667), (17373, 1211889), (40537, 519381), (52119, 403963), (57709, 364833), (121611, 173127)]