21500830736

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^2\times {\mathrm{226649}}^1$

素因数の和:226693

約数の個数: 90

約数和(自身を含む): 53265243150

約数和(自身を除く): 31764412414

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 121, 154, 176, 196, 242, 308, 392, 484, 539, 616, 784, 847, 968, 1078, 1232, 1694, 1936, 2156, 3388, 4312, 5929, 6776, 8624, 11858, 13552, 23716, 47432, 94864, 226649, 453298, 906596, 1586543, 1813192, 2493139, 3173086, 3626384, 4986278, 6346172, 9972556, 11105801, 12692344, 17451973, 19945112, 22211602, 25384688, 27424529, 34903946, 39890224, 44423204, 54849058, 69807892, 88846408, 109698116, 122163811, 139615784, 177692816, 191971703, 219396232, 244327622, 279231568, 383943406, 438792464, 488655244, 767886812, 977310488, 1343801921, 1535773624, 1954620976, 2687603842, 3071547248, 5375207684, 10750415368, 21500830736]

約数ペア:

[(1, 21500830736), (2, 10750415368), (4, 5375207684), (7, 3071547248), (8, 2687603842), (11, 1954620976), (14, 1535773624), (16, 1343801921), (22, 977310488), (28, 767886812), (44, 488655244), (49, 438792464), (56, 383943406), (77, 279231568), (88, 244327622), (98, 219396232), (112, 191971703), (121, 177692816), (154, 139615784), (176, 122163811), (196, 109698116), (242, 88846408), (308, 69807892), (392, 54849058), (484, 44423204), (539, 39890224), (616, 34903946), (784, 27424529), (847, 25384688), (968, 22211602), (1078, 19945112), (1232, 17451973), (1694, 12692344), (1936, 11105801), (2156, 9972556), (3388, 6346172), (4312, 4986278), (5929, 3626384), (6776, 3173086), (8624, 2493139), (11858, 1813192), (13552, 1586543), (23716, 906596), (47432, 453298), (94864, 226649)]