21225130698

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{1339463}}^1$

素因数の和:1339626

約数の個数: 32

約数和(自身を含む): 45005990400

約数和(自身を除く): 23780859702

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 139, 278, 417, 834, 2641, 5282, 7923, 15846, 1339463, 2678926, 4018389, 8036778, 25449797, 50899594, 76349391, 152698782, 186185357, 372370714, 558556071, 1117112142, 3537521783, 7075043566, 10612565349, 21225130698]

約数ペア:

[(1, 21225130698), (2, 10612565349), (3, 7075043566), (6, 3537521783), (19, 1117112142), (38, 558556071), (57, 372370714), (114, 186185357), (139, 152698782), (278, 76349391), (417, 50899594), (834, 25449797), (2641, 8036778), (5282, 4018389), (7923, 2678926), (15846, 1339463)]