17691996

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{210619}}^1$

素因数の和:210633

約数の個数: 24

約数和(自身を含む): 47178880

約数和(自身を除く): 29486884

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 210619, 421238, 631857, 842476, 1263714, 1474333, 2527428, 2948666, 4422999, 5897332, 8845998, 17691996]

約数ペア:

[(1, 17691996), (2, 8845998), (3, 5897332), (4, 4422999), (6, 2948666), (7, 2527428), (12, 1474333), (14, 1263714), (21, 842476), (28, 631857), (42, 421238), (84, 210619)]