21369294

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{12239}}^1$

素因数の和:12344

約数の個数: 24

約数和(自身を含む): 46781280

約数和(自身を除く): 25411986

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 873, 1746, 12239, 24478, 36717, 73434, 110151, 220302, 1187183, 2374366, 3561549, 7123098, 10684647, 21369294]

約数ペア:

[(1, 21369294), (2, 10684647), (3, 7123098), (6, 3561549), (9, 2374366), (18, 1187183), (97, 220302), (194, 110151), (291, 73434), (582, 36717), (873, 24478), (1746, 12239)]