21037564812

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{1229}}^1\times {\mathrm{11789}}^1$

素因数の和:13047

約数の個数: 72

約数和(自身を含む): 54004330800

約数和(自身を除く): 32966765988

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 121, 132, 242, 363, 484, 726, 1229, 1452, 2458, 3687, 4916, 7374, 11789, 13519, 14748, 23578, 27038, 35367, 40557, 47156, 54076, 70734, 81114, 129679, 141468, 148709, 162228, 259358, 297418, 389037, 446127, 518716, 594836, 778074, 892254, 1426469, 1556148, 1784508, 2852938, 4279407, 5705876, 8558814, 14488681, 17117628, 28977362, 43466043, 57954724, 86932086, 159375491, 173864172, 318750982, 478126473, 637501964, 956252946, 1753130401, 1912505892, 3506260802, 5259391203, 7012521604, 10518782406, 21037564812]

約数ペア:

[(1, 21037564812), (2, 10518782406), (3, 7012521604), (4, 5259391203), (6, 3506260802), (11, 1912505892), (12, 1753130401), (22, 956252946), (33, 637501964), (44, 478126473), (66, 318750982), (121, 173864172), (132, 159375491), (242, 86932086), (363, 57954724), (484, 43466043), (726, 28977362), (1229, 17117628), (1452, 14488681), (2458, 8558814), (3687, 5705876), (4916, 4279407), (7374, 2852938), (11789, 1784508), (13519, 1556148), (14748, 1426469), (23578, 892254), (27038, 778074), (35367, 594836), (40557, 518716), (47156, 446127), (54076, 389037), (70734, 297418), (81114, 259358), (129679, 162228), (141468, 148709)]