21793144

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{83}}^1\times {\mathrm{1427}}^1$

素因数の和:1539

約数の個数: 32

約数和(自身を含む): 43182720

約数和(自身を除く): 21389576

約数列:

[1, 2, 4, 8, 23, 46, 83, 92, 166, 184, 332, 664, 1427, 1909, 2854, 3818, 5708, 7636, 11416, 15272, 32821, 65642, 118441, 131284, 236882, 262568, 473764, 947528, 2724143, 5448286, 10896572, 21793144]

約数ペア:

[(1, 21793144), (2, 10896572), (4, 5448286), (8, 2724143), (23, 947528), (46, 473764), (83, 262568), (92, 236882), (166, 131284), (184, 118441), (332, 65642), (664, 32821), (1427, 15272), (1909, 11416), (2854, 7636), (3818, 5708)]