21124710

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{13807}}^1$

素因数の和:13837

約数の個数: 48

約数和(自身を含む): 58159296

約数和(自身を除く): 37034586

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 30, 34, 45, 51, 85, 90, 102, 153, 170, 255, 306, 510, 765, 1530, 13807, 27614, 41421, 69035, 82842, 124263, 138070, 207105, 234719, 248526, 414210, 469438, 621315, 704157, 1173595, 1242630, 1408314, 2112471, 2347190, 3520785, 4224942, 7041570, 10562355, 21124710]

約数ペア:

[(1, 21124710), (2, 10562355), (3, 7041570), (5, 4224942), (6, 3520785), (9, 2347190), (10, 2112471), (15, 1408314), (17, 1242630), (18, 1173595), (30, 704157), (34, 621315), (45, 469438), (51, 414210), (85, 248526), (90, 234719), (102, 207105), (153, 138070), (170, 124263), (255, 82842), (306, 69035), (510, 41421), (765, 27614), (1530, 13807)]