21072614445

素因数分解:

$3^2\times 5^1\times {\mathrm{79}}^1\times {\mathrm{811}}^1\times {\mathrm{7309}}^1$

素因数の和:8210

約数の個数: 48

約数和(自身を含む): 37038892800

約数和(自身を除く): 15966278355

約数列:

[1, 3, 5, 9, 15, 45, 79, 237, 395, 711, 811, 1185, 2433, 3555, 4055, 7299, 7309, 12165, 21927, 36495, 36545, 64069, 65781, 109635, 192207, 320345, 328905, 576621, 577411, 961035, 1732233, 2883105, 2887055, 5196699, 5927599, 8661165, 17782797, 25983495, 29637995, 53348391, 88913985, 266741955, 468280321, 1404840963, 2341401605, 4214522889, 7024204815, 21072614445]

約数ペア:

[(1, 21072614445), (3, 7024204815), (5, 4214522889), (9, 2341401605), (15, 1404840963), (45, 468280321), (79, 266741955), (237, 88913985), (395, 53348391), (711, 29637995), (811, 25983495), (1185, 17782797), (2433, 8661165), (3555, 5927599), (4055, 5196699), (7299, 2887055), (7309, 2883105), (12165, 1732233), (21927, 961035), (36495, 577411), (36545, 576621), (64069, 328905), (65781, 320345), (109635, 192207)]