21911490

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{243461}}^1$

素因数の和:243474

約数の個数: 24

約数和(自身を含む): 56970108

約数和(自身を除く): 35058618

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 243461, 486922, 730383, 1217305, 1460766, 2191149, 2434610, 3651915, 4382298, 7303830, 10955745, 21911490]

約数ペア:

[(1, 21911490), (2, 10955745), (3, 7303830), (5, 4382298), (6, 3651915), (9, 2434610), (10, 2191149), (15, 1460766), (18, 1217305), (30, 730383), (45, 486922), (90, 243461)]