21027114

素因数分解:

$2^1\times 3^4\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 80

約数和(自身を含む): 50181120

約数和(自身を除く): 29154006

約数列:

[1, 2, 3, 6, 9, 18, 27, 31, 53, 54, 62, 79, 81, 93, 106, 158, 159, 162, 186, 237, 279, 318, 474, 477, 558, 711, 837, 954, 1422, 1431, 1643, 1674, 2133, 2449, 2511, 2862, 3286, 4187, 4266, 4293, 4898, 4929, 5022, 6399, 7347, 8374, 8586, 9858, 12561, 12798, 14694, 14787, 22041, 25122, 29574, 37683, 44082, 44361, 66123, 75366, 88722, 113049, 129797, 132246, 133083, 198369, 226098, 259594, 266166, 339147, 389391, 396738, 678294, 778782, 1168173, 2336346, 3504519, 7009038, 10513557, 21027114]

約数ペア:

[(1, 21027114), (2, 10513557), (3, 7009038), (6, 3504519), (9, 2336346), (18, 1168173), (27, 778782), (31, 678294), (53, 396738), (54, 389391), (62, 339147), (79, 266166), (81, 259594), (93, 226098), (106, 198369), (158, 133083), (159, 132246), (162, 129797), (186, 113049), (237, 88722), (279, 75366), (318, 66123), (474, 44361), (477, 44082), (558, 37683), (711, 29574), (837, 25122), (954, 22041), (1422, 14787), (1431, 14694), (1643, 12798), (1674, 12561), (2133, 9858), (2449, 8586), (2511, 8374), (2862, 7347), (3286, 6399), (4187, 5022), (4266, 4929), (4293, 4898)]