21175099442

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5651}}^1\times {\mathrm{14087}}^1$

素因数の和:19766

約数の個数: 32

約数和(自身を含む): 38220180480

約数和(自身を除く): 17045081038

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 5651, 11302, 14087, 28174, 39557, 79114, 98609, 107369, 197218, 214738, 267653, 535306, 751583, 1503166, 1873571, 3747142, 79605637, 159211274, 557239459, 1114478918, 1512507103, 3025014206, 10587549721, 21175099442]

約数ペア:

[(1, 21175099442), (2, 10587549721), (7, 3025014206), (14, 1512507103), (19, 1114478918), (38, 557239459), (133, 159211274), (266, 79605637), (5651, 3747142), (11302, 1873571), (14087, 1503166), (28174, 751583), (39557, 535306), (79114, 267653), (98609, 214738), (107369, 197218)]