21213306

素因数分解:

$2^1\times 3^3\times {\mathrm{83}}^1\times {\mathrm{4733}}^1$

素因数の和:4827

約数の個数: 32

約数和(自身を含む): 47718720

約数和(自身を除く): 26505414

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 83, 166, 249, 498, 747, 1494, 2241, 4482, 4733, 9466, 14199, 28398, 42597, 85194, 127791, 255582, 392839, 785678, 1178517, 2357034, 3535551, 7071102, 10606653, 21213306]

約数ペア:

[(1, 21213306), (2, 10606653), (3, 7071102), (6, 3535551), (9, 2357034), (18, 1178517), (27, 785678), (54, 392839), (83, 255582), (166, 127791), (249, 85194), (498, 42597), (747, 28398), (1494, 14199), (2241, 9466), (4482, 4733)]