21596988

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{257107}}^1$

素因数の和:257121

約数の個数: 24

約数和(自身を含む): 57592192

約数和(自身を除く): 35995204

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 257107, 514214, 771321, 1028428, 1542642, 1799749, 3085284, 3599498, 5399247, 7198996, 10798494, 21596988]

約数ペア:

[(1, 21596988), (2, 10798494), (3, 7198996), (4, 5399247), (6, 3599498), (7, 3085284), (12, 1799749), (14, 1542642), (21, 1028428), (28, 771321), (42, 514214), (84, 257107)]