21869010

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{242989}}^1$

素因数の和:243002

約数の個数: 24

約数和(自身を含む): 56859660

約数和(自身を除く): 34990650

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 90, 242989, 485978, 728967, 1214945, 1457934, 2186901, 2429890, 3644835, 4373802, 7289670, 10934505, 21869010]

約数ペア:

[(1, 21869010), (2, 10934505), (3, 7289670), (5, 4373802), (6, 3644835), (9, 2429890), (10, 2186901), (15, 1457934), (18, 1214945), (30, 728967), (45, 485978), (90, 242989)]