21434268

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{367}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 52097024

約数和(自身を除く): 30662756

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 93, 124, 157, 186, 314, 367, 372, 471, 628, 734, 942, 1101, 1468, 1884, 2202, 4404, 4867, 9734, 11377, 14601, 19468, 22754, 29202, 34131, 45508, 57619, 58404, 68262, 115238, 136524, 172857, 230476, 345714, 691428, 1786189, 3572378, 5358567, 7144756, 10717134, 21434268]

約数ペア:

[(1, 21434268), (2, 10717134), (3, 7144756), (4, 5358567), (6, 3572378), (12, 1786189), (31, 691428), (62, 345714), (93, 230476), (124, 172857), (157, 136524), (186, 115238), (314, 68262), (367, 58404), (372, 57619), (471, 45508), (628, 34131), (734, 29202), (942, 22754), (1101, 19468), (1468, 14601), (1884, 11377), (2202, 9734), (4404, 4867)]