21864128

素因数分解:

$2^6\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{2389}}^1$

素因数の和:2425

約数の個数: 56

約数和(自身を含む): 50993040

約数和(自身を除く): 29128912

約数列:

[1, 2, 4, 8, 11, 13, 16, 22, 26, 32, 44, 52, 64, 88, 104, 143, 176, 208, 286, 352, 416, 572, 704, 832, 1144, 2288, 2389, 4576, 4778, 9152, 9556, 19112, 26279, 31057, 38224, 52558, 62114, 76448, 105116, 124228, 152896, 210232, 248456, 341627, 420464, 496912, 683254, 840928, 993824, 1366508, 1681856, 1987648, 2733016, 5466032, 10932064, 21864128]

約数ペア:

[(1, 21864128), (2, 10932064), (4, 5466032), (8, 2733016), (11, 1987648), (13, 1681856), (16, 1366508), (22, 993824), (26, 840928), (32, 683254), (44, 496912), (52, 420464), (64, 341627), (88, 248456), (104, 210232), (143, 152896), (176, 124228), (208, 105116), (286, 76448), (352, 62114), (416, 52558), (572, 38224), (704, 31057), (832, 26279), (1144, 19112), (2288, 9556), (2389, 9152), (4576, 4778)]