2021800858

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^2\times {\mathrm{53}}^1\times {\mathrm{3217}}^1$

素因数の和:3308

約数の個数: 72

約数和(自身を含む): 3952096596

約数和(自身を除く): 1930295738

約数列:

[1, 2, 7, 11, 14, 22, 49, 53, 77, 98, 106, 121, 154, 242, 371, 539, 583, 742, 847, 1078, 1166, 1694, 2597, 3217, 4081, 5194, 5929, 6413, 6434, 8162, 11858, 12826, 22519, 28567, 35387, 44891, 45038, 57134, 70774, 89782, 157633, 170501, 247709, 314237, 315266, 341002, 389257, 495418, 628474, 778514, 1193507, 1733963, 1875511, 2387014, 2724799, 3467926, 3751022, 5449598, 8354549, 13128577, 16709098, 19073593, 20630621, 26257154, 38147186, 41261242, 91900039, 144414347, 183800078, 288828694, 1010900429, 2021800858]

約数ペア:

[(1, 2021800858), (2, 1010900429), (7, 288828694), (11, 183800078), (14, 144414347), (22, 91900039), (49, 41261242), (53, 38147186), (77, 26257154), (98, 20630621), (106, 19073593), (121, 16709098), (154, 13128577), (242, 8354549), (371, 5449598), (539, 3751022), (583, 3467926), (742, 2724799), (847, 2387014), (1078, 1875511), (1166, 1733963), (1694, 1193507), (2597, 778514), (3217, 628474), (4081, 495418), (5194, 389257), (5929, 341002), (6413, 315266), (6434, 314237), (8162, 247709), (11858, 170501), (12826, 157633), (22519, 89782), (28567, 70774), (35387, 57134), (44891, 45038)]