213920004

素因数分解:

$2^2\times 3^1\times {\mathrm{331}}^1\times {\mathrm{53857}}^1$

素因数の和:54195

約数の個数: 24

約数和(自身を含む): 500663968

約数和(自身を除く): 286743964

約数列:

[1, 2, 3, 4, 6, 12, 331, 662, 993, 1324, 1986, 3972, 53857, 107714, 161571, 215428, 323142, 646284, 17826667, 35653334, 53480001, 71306668, 106960002, 213920004]

約数ペア:

[(1, 213920004), (2, 106960002), (3, 71306668), (4, 53480001), (6, 35653334), (12, 17826667), (331, 646284), (662, 323142), (993, 215428), (1324, 161571), (1986, 107714), (3972, 53857)]