21362286

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{197}}^1$

素因数の和:297

約数の個数: 64

約数和(自身を含む): 49268736

約数和(自身を除く): 27906450

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 53, 62, 66, 93, 106, 159, 186, 197, 318, 341, 394, 583, 591, 682, 1023, 1166, 1182, 1643, 1749, 2046, 2167, 3286, 3498, 4334, 4929, 6107, 6501, 9858, 10441, 12214, 13002, 18073, 18321, 20882, 31323, 36146, 36642, 54219, 62646, 67177, 108438, 114851, 134354, 201531, 229702, 323671, 344553, 403062, 647342, 689106, 971013, 1942026, 3560381, 7120762, 10681143, 21362286]

約数ペア:

[(1, 21362286), (2, 10681143), (3, 7120762), (6, 3560381), (11, 1942026), (22, 971013), (31, 689106), (33, 647342), (53, 403062), (62, 344553), (66, 323671), (93, 229702), (106, 201531), (159, 134354), (186, 114851), (197, 108438), (318, 67177), (341, 62646), (394, 54219), (583, 36642), (591, 36146), (682, 31323), (1023, 20882), (1166, 18321), (1182, 18073), (1643, 13002), (1749, 12214), (2046, 10441), (2167, 9858), (3286, 6501), (3498, 6107), (4334, 4929)]