21167690068

素因数分解:

$2^2\times 7^1\times {\mathrm{293}}^1\times {\mathrm{2580167}}^1$

素因数の和:2580471

約数の個数: 24

約数和(自身を含む): 42479885952

約数和(自身を除く): 21312195884

約数列:

[1, 2, 4, 7, 14, 28, 293, 586, 1172, 2051, 4102, 8204, 2580167, 5160334, 10320668, 18061169, 36122338, 72244676, 755988931, 1511977862, 3023955724, 5291922517, 10583845034, 21167690068]

約数ペア:

[(1, 21167690068), (2, 10583845034), (4, 5291922517), (7, 3023955724), (14, 1511977862), (28, 755988931), (293, 72244676), (586, 36122338), (1172, 18061169), (2051, 10320668), (4102, 5160334), (8204, 2580167)]