21570094

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{16931}}^1$

素因数の和:16960

約数の個数: 24

約数和(自身を含む): 40535208

約数和(自身を除く): 18965114

約数列:

[1, 2, 7, 13, 14, 26, 49, 91, 98, 182, 637, 1274, 16931, 33862, 118517, 220103, 237034, 440206, 829619, 1540721, 1659238, 3081442, 10785047, 21570094]

約数ペア:

[(1, 21570094), (2, 10785047), (7, 3081442), (13, 1659238), (14, 1540721), (26, 829619), (49, 440206), (91, 237034), (98, 220103), (182, 118517), (637, 33862), (1274, 16931)]