21752412

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{71}}^1\times {\mathrm{211}}^1$

素因数の和:311

約数の個数: 72

約数和(自身を含む): 56843136

約数和(自身を除く): 35090724

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 71, 121, 132, 142, 211, 213, 242, 284, 363, 422, 426, 484, 633, 726, 781, 844, 852, 1266, 1452, 1562, 2321, 2343, 2532, 3124, 4642, 4686, 6963, 8591, 9284, 9372, 13926, 14981, 17182, 25531, 25773, 27852, 29962, 34364, 44943, 51062, 51546, 59924, 76593, 89886, 102124, 103092, 153186, 164791, 179772, 306372, 329582, 494373, 659164, 988746, 1812701, 1977492, 3625402, 5438103, 7250804, 10876206, 21752412]

約数ペア:

[(1, 21752412), (2, 10876206), (3, 7250804), (4, 5438103), (6, 3625402), (11, 1977492), (12, 1812701), (22, 988746), (33, 659164), (44, 494373), (66, 329582), (71, 306372), (121, 179772), (132, 164791), (142, 153186), (211, 103092), (213, 102124), (242, 89886), (284, 76593), (363, 59924), (422, 51546), (426, 51062), (484, 44943), (633, 34364), (726, 29962), (781, 27852), (844, 25773), (852, 25531), (1266, 17182), (1452, 14981), (1562, 13926), (2321, 9372), (2343, 9284), (2532, 8591), (3124, 6963), (4642, 4686)]