21939918

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{281}}^1$

素因数の和:330

約数の個数: 96

約数和(自身を含む): 59450112

約数和(自身を除く): 37510194

約数列:

[1, 2, 3, 6, 7, 11, 13, 14, 21, 22, 26, 33, 39, 42, 66, 77, 78, 91, 143, 154, 169, 182, 231, 273, 281, 286, 338, 429, 462, 507, 546, 562, 843, 858, 1001, 1014, 1183, 1686, 1859, 1967, 2002, 2366, 3003, 3091, 3549, 3653, 3718, 3934, 5577, 5901, 6006, 6182, 7098, 7306, 9273, 10959, 11154, 11802, 13013, 18546, 21637, 21918, 25571, 26026, 39039, 40183, 43274, 47489, 51142, 64911, 76713, 78078, 80366, 94978, 120549, 129822, 142467, 153426, 241098, 281281, 284934, 332423, 522379, 562562, 664846, 843843, 997269, 1044758, 1567137, 1687686, 1994538, 3134274, 3656653, 7313306, 10969959, 21939918]

約数ペア:

[(1, 21939918), (2, 10969959), (3, 7313306), (6, 3656653), (7, 3134274), (11, 1994538), (13, 1687686), (14, 1567137), (21, 1044758), (22, 997269), (26, 843843), (33, 664846), (39, 562562), (42, 522379), (66, 332423), (77, 284934), (78, 281281), (91, 241098), (143, 153426), (154, 142467), (169, 129822), (182, 120549), (231, 94978), (273, 80366), (281, 78078), (286, 76713), (338, 64911), (429, 51142), (462, 47489), (507, 43274), (546, 40183), (562, 39039), (843, 26026), (858, 25571), (1001, 21918), (1014, 21637), (1183, 18546), (1686, 13013), (1859, 11802), (1967, 11154), (2002, 10959), (2366, 9273), (3003, 7306), (3091, 7098), (3549, 6182), (3653, 6006), (3718, 5901), (3934, 5577)]