21931644

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{1663}}^1$

素因数の和:1834

約数の個数: 48

約数和(自身を含む): 58892288

約数和(自身を除く): 36960644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 157, 314, 471, 628, 942, 1099, 1663, 1884, 2198, 3297, 3326, 4396, 4989, 6594, 6652, 9978, 11641, 13188, 19956, 23282, 34923, 46564, 69846, 139692, 261091, 522182, 783273, 1044364, 1566546, 1827637, 3133092, 3655274, 5482911, 7310548, 10965822, 21931644]

約数ペア:

[(1, 21931644), (2, 10965822), (3, 7310548), (4, 5482911), (6, 3655274), (7, 3133092), (12, 1827637), (14, 1566546), (21, 1044364), (28, 783273), (42, 522182), (84, 261091), (157, 139692), (314, 69846), (471, 46564), (628, 34923), (942, 23282), (1099, 19956), (1663, 13188), (1884, 11641), (2198, 9978), (3297, 6652), (3326, 6594), (4396, 4989)]