21949290

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{22171}}^1$

素因数の和:22195

約数の個数: 48

約数和(自身を含む): 62258976

約数和(自身を除く): 40309686

約数列:

[1, 2, 3, 5, 6, 9, 10, 11, 15, 18, 22, 30, 33, 45, 55, 66, 90, 99, 110, 165, 198, 330, 495, 990, 22171, 44342, 66513, 110855, 133026, 199539, 221710, 243881, 332565, 399078, 487762, 665130, 731643, 997695, 1219405, 1463286, 1995390, 2194929, 2438810, 3658215, 4389858, 7316430, 10974645, 21949290]

約数ペア:

[(1, 21949290), (2, 10974645), (3, 7316430), (5, 4389858), (6, 3658215), (9, 2438810), (10, 2194929), (11, 1995390), (15, 1463286), (18, 1219405), (22, 997695), (30, 731643), (33, 665130), (45, 487762), (55, 399078), (66, 332565), (90, 243881), (99, 221710), (110, 199539), (165, 133026), (198, 110855), (330, 66513), (495, 44342), (990, 22171)]