22219911

素因数分解:

$3^2\times 7^1\times {\mathrm{19}}^2\times {\mathrm{977}}^1$

素因数の和:1028

約数の個数: 36

約数和(自身を含む): 38752272

約数和(自身を除く): 16532361

約数列:

[1, 3, 7, 9, 19, 21, 57, 63, 133, 171, 361, 399, 977, 1083, 1197, 2527, 2931, 3249, 6839, 7581, 8793, 18563, 20517, 22743, 55689, 61551, 129941, 167067, 352697, 389823, 1058091, 1169469, 2468879, 3174273, 7406637, 22219911]

約数ペア:

[(1, 22219911), (3, 7406637), (7, 3174273), (9, 2468879), (19, 1169469), (21, 1058091), (57, 389823), (63, 352697), (133, 167067), (171, 129941), (361, 61551), (399, 55689), (977, 22743), (1083, 20517), (1197, 18563), (2527, 8793), (2931, 7581), (3249, 6839)]