21163470

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^2\times {\mathrm{2441}}^1$

素因数の和:2485

約数の個数: 48

約数和(自身を含む): 53977968

約数和(自身を除く): 32814498

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 34, 51, 85, 102, 170, 255, 289, 510, 578, 867, 1445, 1734, 2441, 2890, 4335, 4882, 7323, 8670, 12205, 14646, 24410, 36615, 41497, 73230, 82994, 124491, 207485, 248982, 414970, 622455, 705449, 1244910, 1410898, 2116347, 3527245, 4232694, 7054490, 10581735, 21163470]

約数ペア:

[(1, 21163470), (2, 10581735), (3, 7054490), (5, 4232694), (6, 3527245), (10, 2116347), (15, 1410898), (17, 1244910), (30, 705449), (34, 622455), (51, 414970), (85, 248982), (102, 207485), (170, 124491), (255, 82994), (289, 73230), (510, 41497), (578, 36615), (867, 24410), (1445, 14646), (1734, 12205), (2441, 8670), (2890, 7323), (4335, 4882)]