2721642

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:203

約数の個数: 64

約数和(自身を含む): 6994944

約数和(自身を除く): 4273302

約数列:

[1, 2, 3, 6, 7, 11, 14, 21, 22, 33, 42, 43, 66, 77, 86, 129, 137, 154, 231, 258, 274, 301, 411, 462, 473, 602, 822, 903, 946, 959, 1419, 1507, 1806, 1918, 2838, 2877, 3014, 3311, 4521, 5754, 5891, 6622, 9042, 9933, 10549, 11782, 17673, 19866, 21098, 31647, 35346, 41237, 63294, 64801, 82474, 123711, 129602, 194403, 247422, 388806, 453607, 907214, 1360821, 2721642]

約数ペア:

[(1, 2721642), (2, 1360821), (3, 907214), (6, 453607), (7, 388806), (11, 247422), (14, 194403), (21, 129602), (22, 123711), (33, 82474), (42, 64801), (43, 63294), (66, 41237), (77, 35346), (86, 31647), (129, 21098), (137, 19866), (154, 17673), (231, 11782), (258, 10549), (274, 9933), (301, 9042), (411, 6622), (462, 5891), (473, 5754), (602, 4521), (822, 3311), (903, 3014), (946, 2877), (959, 2838), (1419, 1918), (1507, 1806)]