21361036725

素因数分解:

$3^2\times 5^2\times 7^4\times {\mathrm{39541}}^1$

素因数の和:39585

約数の個数: 90

約数和(自身を含む): 44635128226

約数和(自身を除く): 23274091501

約数列:

[1, 3, 5, 7, 9, 15, 21, 25, 35, 45, 49, 63, 75, 105, 147, 175, 225, 245, 315, 343, 441, 525, 735, 1029, 1225, 1575, 1715, 2205, 2401, 3087, 3675, 5145, 7203, 8575, 11025, 12005, 15435, 21609, 25725, 36015, 39541, 60025, 77175, 108045, 118623, 180075, 197705, 276787, 355869, 540225, 593115, 830361, 988525, 1383935, 1779345, 1937509, 2491083, 2965575, 4151805, 5812527, 6919675, 8896725, 9687545, 12455415, 13562563, 17437581, 20759025, 29062635, 40687689, 48437725, 62277075, 67812815, 87187905, 94937941, 122063067, 145313175, 203438445, 284813823, 339064075, 435939525, 474689705, 610315335, 854441469, 1017192225, 1424069115, 2373448525, 3051576675, 4272207345, 7120345575, 21361036725]

約数ペア:

[(1, 21361036725), (3, 7120345575), (5, 4272207345), (7, 3051576675), (9, 2373448525), (15, 1424069115), (21, 1017192225), (25, 854441469), (35, 610315335), (45, 474689705), (49, 435939525), (63, 339064075), (75, 284813823), (105, 203438445), (147, 145313175), (175, 122063067), (225, 94937941), (245, 87187905), (315, 67812815), (343, 62277075), (441, 48437725), (525, 40687689), (735, 29062635), (1029, 20759025), (1225, 17437581), (1575, 13562563), (1715, 12455415), (2205, 9687545), (2401, 8896725), (3087, 6919675), (3675, 5812527), (5145, 4151805), (7203, 2965575), (8575, 2491083), (11025, 1937509), (12005, 1779345), (15435, 1383935), (21609, 988525), (25725, 830361), (36015, 593115), (39541, 540225), (60025, 355869), (77175, 276787), (108045, 197705), (118623, 180075)]