21466060

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{263}}^1$

素因数の和:343

約数の個数: 96

約数和(自身を含む): 57480192

約数和(自身を除く): 36014132

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 53, 55, 70, 77, 106, 110, 140, 154, 212, 220, 263, 265, 308, 371, 385, 526, 530, 583, 742, 770, 1052, 1060, 1166, 1315, 1484, 1540, 1841, 1855, 2332, 2630, 2893, 2915, 3682, 3710, 4081, 5260, 5786, 5830, 7364, 7420, 8162, 9205, 11572, 11660, 13939, 14465, 16324, 18410, 20251, 20405, 27878, 28930, 36820, 40502, 40810, 55756, 57860, 69695, 81004, 81620, 97573, 101255, 139390, 153329, 195146, 202510, 278780, 306658, 390292, 405020, 487865, 613316, 766645, 975730, 1073303, 1533290, 1951460, 2146606, 3066580, 4293212, 5366515, 10733030, 21466060]

約数ペア:

[(1, 21466060), (2, 10733030), (4, 5366515), (5, 4293212), (7, 3066580), (10, 2146606), (11, 1951460), (14, 1533290), (20, 1073303), (22, 975730), (28, 766645), (35, 613316), (44, 487865), (53, 405020), (55, 390292), (70, 306658), (77, 278780), (106, 202510), (110, 195146), (140, 153329), (154, 139390), (212, 101255), (220, 97573), (263, 81620), (265, 81004), (308, 69695), (371, 57860), (385, 55756), (526, 40810), (530, 40502), (583, 36820), (742, 28930), (770, 27878), (1052, 20405), (1060, 20251), (1166, 18410), (1315, 16324), (1484, 14465), (1540, 13939), (1841, 11660), (1855, 11572), (2332, 9205), (2630, 8162), (2893, 7420), (2915, 7364), (3682, 5830), (3710, 5786), (4081, 5260)]