21684586

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7411}}^1$

素因数の和:7450

約数の個数: 32

約数和(自身を含む): 42693120

約数和(自身を除く): 21008534

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7411, 14822, 51877, 81521, 103754, 140809, 163042, 281618, 570647, 985663, 1141294, 1548899, 1971326, 3097798, 10842293, 21684586]

約数ペア:

[(1, 21684586), (2, 10842293), (7, 3097798), (11, 1971326), (14, 1548899), (19, 1141294), (22, 985663), (38, 570647), (77, 281618), (133, 163042), (154, 140809), (209, 103754), (266, 81521), (418, 51877), (1463, 14822), (2926, 7411)]