21746748

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{1103}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 53415936

約数和(自身を除く): 31669188

約数列:

[1, 2, 3, 4, 6, 12, 31, 53, 62, 93, 106, 124, 159, 186, 212, 318, 372, 636, 1103, 1643, 2206, 3286, 3309, 4412, 4929, 6572, 6618, 9858, 13236, 19716, 34193, 58459, 68386, 102579, 116918, 136772, 175377, 205158, 233836, 350754, 410316, 701508, 1812229, 3624458, 5436687, 7248916, 10873374, 21746748]

約数ペア:

[(1, 21746748), (2, 10873374), (3, 7248916), (4, 5436687), (6, 3624458), (12, 1812229), (31, 701508), (53, 410316), (62, 350754), (93, 233836), (106, 205158), (124, 175377), (159, 136772), (186, 116918), (212, 102579), (318, 68386), (372, 58459), (636, 34193), (1103, 19716), (1643, 13236), (2206, 9858), (3286, 6618), (3309, 6572), (4412, 4929)]