21967199996

素因数分解:

$2^2\times 7^2\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{131701}}^1$

素因数の和:131779

約数の個数: 72

約数和(自身を含む): 47924777376

約数和(自身を除く): 25957577380

約数列:

[1, 2, 4, 7, 14, 23, 28, 37, 46, 49, 74, 92, 98, 148, 161, 196, 259, 322, 518, 644, 851, 1036, 1127, 1702, 1813, 2254, 3404, 3626, 4508, 5957, 7252, 11914, 23828, 41699, 83398, 131701, 166796, 263402, 526804, 921907, 1843814, 3029123, 3687628, 4872937, 6058246, 6453349, 9745874, 12116492, 12906698, 19491748, 21203861, 25813396, 34110559, 42407722, 68221118, 84815444, 112077551, 136442236, 148427027, 224155102, 238773913, 296854054, 448310204, 477547826, 593708108, 784542857, 955095652, 1569085714, 3138171428, 5491799999, 10983599998, 21967199996]

約数ペア:

[(1, 21967199996), (2, 10983599998), (4, 5491799999), (7, 3138171428), (14, 1569085714), (23, 955095652), (28, 784542857), (37, 593708108), (46, 477547826), (49, 448310204), (74, 296854054), (92, 238773913), (98, 224155102), (148, 148427027), (161, 136442236), (196, 112077551), (259, 84815444), (322, 68221118), (518, 42407722), (644, 34110559), (851, 25813396), (1036, 21203861), (1127, 19491748), (1702, 12906698), (1813, 12116492), (2254, 9745874), (3404, 6453349), (3626, 6058246), (4508, 4872937), (5957, 3687628), (7252, 3029123), (11914, 1843814), (23828, 921907), (41699, 526804), (83398, 263402), (131701, 166796)]