21987767982

素因数分解:

$2^1\times 3^1\times {\mathrm{397}}^1\times {\mathrm{2087}}^1\times {\mathrm{4423}}^1$

素因数の和:6912

約数の個数: 32

約数和(自身を含む): 44117402112

約数和(自身を除く): 22129634130

約数列:

[1, 2, 3, 6, 397, 794, 1191, 2087, 2382, 4174, 4423, 6261, 8846, 12522, 13269, 26538, 828539, 1657078, 1755931, 2485617, 3511862, 4971234, 5267793, 9230801, 10535586, 18461602, 27692403, 55384806, 3664627997, 7329255994, 10993883991, 21987767982]

約数ペア:

[(1, 21987767982), (2, 10993883991), (3, 7329255994), (6, 3664627997), (397, 55384806), (794, 27692403), (1191, 18461602), (2087, 10535586), (2382, 9230801), (4174, 5267793), (4423, 4971234), (6261, 3511862), (8846, 2485617), (12522, 1755931), (13269, 1657078), (26538, 828539)]