21096531442

素因数分解:

$2^1\times 7^2\times {\mathrm{607}}^1\times {\mathrm{354647}}^1$

素因数の和:355270

約数の個数: 24

約数和(自身を含む): 36872043264

約数和(自身を除く): 15775511822

約数列:

[1, 2, 7, 14, 49, 98, 607, 1214, 4249, 8498, 29743, 59486, 354647, 709294, 2482529, 4965058, 17377703, 34755406, 215270729, 430541458, 1506895103, 3013790206, 10548265721, 21096531442]

約数ペア:

[(1, 21096531442), (2, 10548265721), (7, 3013790206), (14, 1506895103), (49, 430541458), (98, 215270729), (607, 34755406), (1214, 17377703), (4249, 4965058), (8498, 2482529), (29743, 709294), (59486, 354647)]