21284406

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{8269}}^1$

素因数の和:8301

約数の個数: 48

約数和(自身を含む): 54185040

約数和(自身を除く): 32900634

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 66, 78, 99, 117, 143, 198, 234, 286, 429, 858, 1287, 2574, 8269, 16538, 24807, 49614, 74421, 90959, 107497, 148842, 181918, 214994, 272877, 322491, 545754, 644982, 818631, 967473, 1182467, 1637262, 1934946, 2364934, 3547401, 7094802, 10642203, 21284406]

約数ペア:

[(1, 21284406), (2, 10642203), (3, 7094802), (6, 3547401), (9, 2364934), (11, 1934946), (13, 1637262), (18, 1182467), (22, 967473), (26, 818631), (33, 644982), (39, 545754), (66, 322491), (78, 272877), (99, 214994), (117, 181918), (143, 148842), (198, 107497), (234, 90959), (286, 74421), (429, 49614), (858, 24807), (1287, 16538), (2574, 8269)]