21025806

素因数分解:

$2^1\times 3^1\times {\mathrm{67}}^1\times {\mathrm{193}}^1\times {\mathrm{271}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 43058688

約数和(自身を除く): 22032882

約数列:

[1, 2, 3, 6, 67, 134, 193, 201, 271, 386, 402, 542, 579, 813, 1158, 1626, 12931, 18157, 25862, 36314, 38793, 52303, 54471, 77586, 104606, 108942, 156909, 313818, 3504301, 7008602, 10512903, 21025806]

約数ペア:

[(1, 21025806), (2, 10512903), (3, 7008602), (6, 3504301), (67, 313818), (134, 156909), (193, 108942), (201, 104606), (271, 77586), (386, 54471), (402, 52303), (542, 38793), (579, 36314), (813, 25862), (1158, 18157), (1626, 12931)]