21196272472

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{23}}^2\times {\mathrm{263609}}^1$

素因数の和:263680

約数の個数: 48

約数和(自身を含む): 43732899000

約数和(自身を除く): 22536626528

約数列:

[1, 2, 4, 8, 19, 23, 38, 46, 76, 92, 152, 184, 437, 529, 874, 1058, 1748, 2116, 3496, 4232, 10051, 20102, 40204, 80408, 263609, 527218, 1054436, 2108872, 5008571, 6063007, 10017142, 12126014, 20034284, 24252028, 40068568, 48504056, 115197133, 139449161, 230394266, 278898322, 460788532, 557796644, 921577064, 1115593288, 2649534059, 5299068118, 10598136236, 21196272472]

約数ペア:

[(1, 21196272472), (2, 10598136236), (4, 5299068118), (8, 2649534059), (19, 1115593288), (23, 921577064), (38, 557796644), (46, 460788532), (76, 278898322), (92, 230394266), (152, 139449161), (184, 115197133), (437, 48504056), (529, 40068568), (874, 24252028), (1058, 20034284), (1748, 12126014), (2116, 10017142), (3496, 6063007), (4232, 5008571), (10051, 2108872), (20102, 1054436), (40204, 527218), (80408, 263609)]