21568360112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{176051}}^1$

素因数の和:176122

約数の個数: 80

約数和(自身を含む): 48900203520

約数和(自身を除く): 27331843408

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 31, 38, 52, 62, 76, 104, 124, 152, 208, 247, 248, 304, 403, 494, 496, 589, 806, 988, 1178, 1612, 1976, 2356, 3224, 3952, 4712, 6448, 7657, 9424, 15314, 30628, 61256, 122512, 176051, 352102, 704204, 1408408, 2288663, 2816816, 3344969, 4577326, 5457581, 6689938, 9154652, 10915162, 13379876, 18309304, 21830324, 26759752, 36618608, 43484597, 43660648, 53519504, 70948553, 86969194, 87321296, 103694039, 141897106, 173938388, 207388078, 283794212, 347876776, 414776156, 567588424, 695753552, 829552312, 1135176848, 1348022507, 1659104624, 2696045014, 5392090028, 10784180056, 21568360112]

約数ペア:

[(1, 21568360112), (2, 10784180056), (4, 5392090028), (8, 2696045014), (13, 1659104624), (16, 1348022507), (19, 1135176848), (26, 829552312), (31, 695753552), (38, 567588424), (52, 414776156), (62, 347876776), (76, 283794212), (104, 207388078), (124, 173938388), (152, 141897106), (208, 103694039), (247, 87321296), (248, 86969194), (304, 70948553), (403, 53519504), (494, 43660648), (496, 43484597), (589, 36618608), (806, 26759752), (988, 21830324), (1178, 18309304), (1612, 13379876), (1976, 10915162), (2356, 9154652), (3224, 6689938), (3952, 5457581), (4712, 4577326), (6448, 3344969), (7657, 2816816), (9424, 2288663), (15314, 1408408), (30628, 704204), (61256, 352102), (122512, 176051)]