21046642

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{6673}}^1$

素因数の和:6777

約数の個数: 16

約数和(自身を含む): 33636960

約数和(自身を除く): 12590318

約数列:

[1, 2, 19, 38, 83, 166, 1577, 3154, 6673, 13346, 126787, 253574, 553859, 1107718, 10523321, 21046642]

約数ペア:

[(1, 21046642), (2, 10523321), (19, 1107718), (38, 553859), (83, 253574), (166, 126787), (1577, 13346), (3154, 6673)]