21063276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45007}}^1$

素因数の和:45030

約数の個数: 36

約数和(自身を含む): 57340192

約数和(自身を除く): 36276916

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45007, 90014, 135021, 180028, 270042, 405063, 540084, 585091, 810126, 1170182, 1620252, 1755273, 2340364, 3510546, 5265819, 7021092, 10531638, 21063276]

約数ペア:

[(1, 21063276), (2, 10531638), (3, 7021092), (4, 5265819), (6, 3510546), (9, 2340364), (12, 1755273), (13, 1620252), (18, 1170182), (26, 810126), (36, 585091), (39, 540084), (52, 405063), (78, 270042), (117, 180028), (156, 135021), (234, 90014), (468, 45007)]