21400388

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{83}}^1\times {\mathrm{883}}^1$

素因数の和:1043

約数の個数: 24

約数和(自身を含む): 38464608

約数和(自身を除く): 17064220

約数列:

[1, 2, 4, 73, 83, 146, 166, 292, 332, 883, 1766, 3532, 6059, 12118, 24236, 64459, 73289, 128918, 146578, 257836, 293156, 5350097, 10700194, 21400388]

約数ペア:

[(1, 21400388), (2, 10700194), (4, 5350097), (73, 293156), (83, 257836), (146, 146578), (166, 128918), (292, 73289), (332, 64459), (883, 24236), (1766, 12118), (3532, 6059)]