21164568

素因数分解:

$2^3\times 3^1\times {\mathrm{31}}^1\times {\mathrm{28447}}^1$

素因数の和:28487

約数の個数: 32

約数和(自身を含む): 54620160

約数和(自身を除く): 33455592

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 31, 62, 93, 124, 186, 248, 372, 744, 28447, 56894, 85341, 113788, 170682, 227576, 341364, 682728, 881857, 1763714, 2645571, 3527428, 5291142, 7054856, 10582284, 21164568]

約数ペア:

[(1, 21164568), (2, 10582284), (3, 7054856), (4, 5291142), (6, 3527428), (8, 2645571), (12, 1763714), (24, 881857), (31, 682728), (62, 341364), (93, 227576), (124, 170682), (186, 113788), (248, 85341), (372, 56894), (744, 28447)]