212612988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{2531107}}^1$

素因数の和:2531121

約数の個数: 24

約数和(自身を含む): 566968192

約数和(自身を除く): 354355204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 2531107, 5062214, 7593321, 10124428, 15186642, 17717749, 30373284, 35435498, 53153247, 70870996, 106306494, 212612988]

約数ペア:

[(1, 212612988), (2, 106306494), (3, 70870996), (4, 53153247), (6, 35435498), (7, 30373284), (12, 17717749), (14, 15186642), (21, 10124428), (28, 7593321), (42, 5062214), (84, 2531107)]