21940808526

素因数分解:

$2^1\times 3^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4464959}}^1$

素因数の和:4464990

約数の個数: 64

約数和(自身を含む): 60009062400

約数和(自身を除く): 38068253874

約数列:

[1, 2, 3, 6, 7, 9, 13, 14, 18, 21, 26, 27, 39, 42, 54, 63, 78, 91, 117, 126, 182, 189, 234, 273, 351, 378, 546, 702, 819, 1638, 2457, 4914, 4464959, 8929918, 13394877, 26789754, 31254713, 40184631, 58044467, 62509426, 80369262, 93764139, 116088934, 120553893, 174133401, 187528278, 241107786, 281292417, 348266802, 406311269, 522400203, 562584834, 812622538, 843877251, 1044800406, 1218933807, 1567200609, 1687754502, 2437867614, 3134401218, 3656801421, 7313602842, 10970404263, 21940808526]

約数ペア:

[(1, 21940808526), (2, 10970404263), (3, 7313602842), (6, 3656801421), (7, 3134401218), (9, 2437867614), (13, 1687754502), (14, 1567200609), (18, 1218933807), (21, 1044800406), (26, 843877251), (27, 812622538), (39, 562584834), (42, 522400203), (54, 406311269), (63, 348266802), (78, 281292417), (91, 241107786), (117, 187528278), (126, 174133401), (182, 120553893), (189, 116088934), (234, 93764139), (273, 80369262), (351, 62509426), (378, 58044467), (546, 40184631), (702, 31254713), (819, 26789754), (1638, 13394877), (2457, 8929918), (4914, 4464959)]