21000923096

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{10321}}^1\times {\mathrm{4799}}^1$

素因数の和:15179

約数の個数: 32

約数和(自身を含む): 40131936000

約数和(自身を除く): 19131012904

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 4799, 9598, 10321, 19196, 20642, 38392, 41284, 82568, 254347, 508694, 547013, 1017388, 1094026, 2034776, 2188052, 4376104, 49530479, 99060958, 198121916, 396243832, 2625115387, 5250230774, 10500461548, 21000923096]

約数ペア:

[(1, 21000923096), (2, 10500461548), (4, 5250230774), (8, 2625115387), (53, 396243832), (106, 198121916), (212, 99060958), (424, 49530479), (4799, 4376104), (9598, 2188052), (10321, 2034776), (19196, 1094026), (20642, 1017388), (38392, 547013), (41284, 508694), (82568, 254347)]