21574804988

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{549089}}^1$

素因数の和:549170

約数の個数: 48

約数和(自身を含む): 44278617600

約数和(自身を除く): 22703812612

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 47, 76, 94, 188, 209, 418, 517, 836, 893, 1034, 1786, 2068, 3572, 9823, 19646, 39292, 549089, 1098178, 2196356, 6039979, 10432691, 12079958, 20865382, 24159916, 25807183, 41730764, 51614366, 103228732, 114759601, 229519202, 283879013, 459038404, 490336477, 567758026, 980672954, 1135516052, 1961345908, 5393701247, 10787402494, 21574804988]

約数ペア:

[(1, 21574804988), (2, 10787402494), (4, 5393701247), (11, 1961345908), (19, 1135516052), (22, 980672954), (38, 567758026), (44, 490336477), (47, 459038404), (76, 283879013), (94, 229519202), (188, 114759601), (209, 103228732), (418, 51614366), (517, 41730764), (836, 25807183), (893, 24159916), (1034, 20865382), (1786, 12079958), (2068, 10432691), (3572, 6039979), (9823, 2196356), (19646, 1098178), (39292, 549089)]