217331982

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{1724857}}^1$

素因数の和:1724872

約数の個数: 24

約数和(自身を含む): 538155696

約数和(自身を除く): 320823714

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 1724857, 3449714, 5174571, 10349142, 12073999, 15523713, 24147998, 31047426, 36221997, 72443994, 108665991, 217331982]

約数ペア:

[(1, 217331982), (2, 108665991), (3, 72443994), (6, 36221997), (7, 31047426), (9, 24147998), (14, 15523713), (18, 12073999), (21, 10349142), (42, 5174571), (63, 3449714), (126, 1724857)]