21286068

素因数分解:

$2^2\times 3^1\times {\mathrm{97}}^1\times {\mathrm{18287}}^1$

素因数の和:18391

約数の個数: 24

約数和(自身を含む): 50182272

約数和(自身を除く): 28896204

約数列:

[1, 2, 3, 4, 6, 12, 97, 194, 291, 388, 582, 1164, 18287, 36574, 54861, 73148, 109722, 219444, 1773839, 3547678, 5321517, 7095356, 10643034, 21286068]

約数ペア:

[(1, 21286068), (2, 10643034), (3, 7095356), (4, 5321517), (6, 3547678), (12, 1773839), (97, 219444), (194, 109722), (291, 73148), (388, 54861), (582, 36574), (1164, 18287)]