21034064

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{69191}}^1$

素因数の和:69218

約数の個数: 20

約数和(自身を含む): 42899040

約数和(自身を除く): 21864976

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 69191, 138382, 276764, 553528, 1107056, 1314629, 2629258, 5258516, 10517032, 21034064]

約数ペア:

[(1, 21034064), (2, 10517032), (4, 5258516), (8, 2629258), (16, 1314629), (19, 1107056), (38, 553528), (76, 276764), (152, 138382), (304, 69191)]