6921380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20357}}^1$

素因数の和:20383

約数の個数: 24

約数和(自身を含む): 15390648

約数和(自身を除く): 8469268

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 20357, 40714, 81428, 101785, 203570, 346069, 407140, 692138, 1384276, 1730345, 3460690, 6921380]

約数ペア:

[(1, 6921380), (2, 3460690), (4, 1730345), (5, 1384276), (10, 692138), (17, 407140), (20, 346069), (34, 203570), (68, 101785), (85, 81428), (170, 40714), (340, 20357)]