21974887295

素因数分解:

$5^1\times {\mathrm{53}}^1\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{1949}}^1$

素因数の和:2435

約数の個数: 32

約数和(自身を含む): 27152236800

約数和(自身を除く): 5177349505

約数列:

[1, 5, 53, 157, 265, 271, 785, 1355, 1949, 8321, 9745, 14363, 41605, 42547, 71815, 103297, 212735, 305993, 516485, 528179, 1529965, 2254991, 2640895, 11274955, 16217629, 27993487, 81088145, 82924103, 139967435, 414620515, 4394977459, 21974887295]

約数ペア:

[(1, 21974887295), (5, 4394977459), (53, 414620515), (157, 139967435), (265, 82924103), (271, 81088145), (785, 27993487), (1355, 16217629), (1949, 11274955), (8321, 2640895), (9745, 2254991), (14363, 1529965), (41605, 528179), (42547, 516485), (71815, 305993), (103297, 212735)]