21773752

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2719}}^1$

素因数の和:2756

約数の個数: 64

約数和(自身を含む): 54835200

約数和(自身を除く): 33061448

約数列:

[1, 2, 4, 7, 8, 11, 13, 14, 22, 26, 28, 44, 52, 56, 77, 88, 91, 104, 143, 154, 182, 286, 308, 364, 572, 616, 728, 1001, 1144, 2002, 2719, 4004, 5438, 8008, 10876, 19033, 21752, 29909, 35347, 38066, 59818, 70694, 76132, 119636, 141388, 152264, 209363, 239272, 247429, 282776, 388817, 418726, 494858, 777634, 837452, 989716, 1555268, 1674904, 1979432, 2721719, 3110536, 5443438, 10886876, 21773752]

約数ペア:

[(1, 21773752), (2, 10886876), (4, 5443438), (7, 3110536), (8, 2721719), (11, 1979432), (13, 1674904), (14, 1555268), (22, 989716), (26, 837452), (28, 777634), (44, 494858), (52, 418726), (56, 388817), (77, 282776), (88, 247429), (91, 239272), (104, 209363), (143, 152264), (154, 141388), (182, 119636), (286, 76132), (308, 70694), (364, 59818), (572, 38066), (616, 35347), (728, 29909), (1001, 21752), (1144, 19033), (2002, 10876), (2719, 8008), (4004, 5438)]