21703734

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{719}}^1$

素因数の和:786

約数の個数: 64

約数和(自身を含む): 53222400

約数和(自身を除く): 31518666

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 43, 54, 78, 86, 117, 129, 234, 258, 351, 387, 559, 702, 719, 774, 1118, 1161, 1438, 1677, 2157, 2322, 3354, 4314, 5031, 6471, 9347, 10062, 12942, 15093, 18694, 19413, 28041, 30186, 30917, 38826, 56082, 61834, 84123, 92751, 168246, 185502, 252369, 278253, 401921, 504738, 556506, 803842, 834759, 1205763, 1669518, 2411526, 3617289, 7234578, 10851867, 21703734]

約数ペア:

[(1, 21703734), (2, 10851867), (3, 7234578), (6, 3617289), (9, 2411526), (13, 1669518), (18, 1205763), (26, 834759), (27, 803842), (39, 556506), (43, 504738), (54, 401921), (78, 278253), (86, 252369), (117, 185502), (129, 168246), (234, 92751), (258, 84123), (351, 61834), (387, 56082), (559, 38826), (702, 30917), (719, 30186), (774, 28041), (1118, 19413), (1161, 18694), (1438, 15093), (1677, 12942), (2157, 10062), (2322, 9347), (3354, 6471), (4314, 5031)]