21000547695

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{4844417}}^1$

素因数の和:4844459

約数の個数: 24

約数和(自身を含む): 35693671824

約数和(自身を除く): 14693124129

約数列:

[1, 3, 5, 15, 17, 51, 85, 255, 289, 867, 1445, 4335, 4844417, 14533251, 24222085, 72666255, 82355089, 247065267, 411775445, 1235326335, 1400036513, 4200109539, 7000182565, 21000547695]

約数ペア:

[(1, 21000547695), (3, 7000182565), (5, 4200109539), (15, 1400036513), (17, 1235326335), (51, 411775445), (85, 247065267), (255, 82355089), (289, 72666255), (867, 24222085), (1445, 14533251), (4335, 4844417)]