21203255814

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{379}}^1\times {\mathrm{1361}}^1$

素因数の和:1806

約数の個数: 128

約数和(自身を含む): 50083246080

約数和(自身を除く): 28879990266

約数列:

[1, 2, 3, 6, 13, 17, 26, 31, 34, 39, 51, 62, 78, 93, 102, 186, 221, 379, 403, 442, 527, 663, 758, 806, 1054, 1137, 1209, 1326, 1361, 1581, 2274, 2418, 2722, 3162, 4083, 4927, 6443, 6851, 8166, 9854, 11749, 12886, 13702, 14781, 17693, 19329, 20553, 23137, 23498, 29562, 35247, 35386, 38658, 41106, 42191, 46274, 53079, 69411, 70494, 83759, 84382, 106158, 126573, 138822, 152737, 167518, 199733, 251277, 253146, 300781, 305474, 399466, 458211, 502554, 515819, 548483, 599199, 601562, 717247, 902343, 916422, 1031638, 1096966, 1198398, 1434494, 1547457, 1645449, 1804686, 2151741, 2596529, 3094914, 3290898, 4303482, 5193058, 6705647, 7789587, 8768923, 9324211, 13411294, 15579174, 15990389, 17537846, 18648422, 20116941, 26306769, 27972633, 31980778, 40233882, 47971167, 52613538, 55945266, 95942334, 113995999, 207875057, 227991998, 271836613, 341987997, 415750114, 543673226, 623625171, 683975994, 815509839, 1247250342, 1631019678, 3533875969, 7067751938, 10601627907, 21203255814]

約数ペア:

[(1, 21203255814), (2, 10601627907), (3, 7067751938), (6, 3533875969), (13, 1631019678), (17, 1247250342), (26, 815509839), (31, 683975994), (34, 623625171), (39, 543673226), (51, 415750114), (62, 341987997), (78, 271836613), (93, 227991998), (102, 207875057), (186, 113995999), (221, 95942334), (379, 55945266), (403, 52613538), (442, 47971167), (527, 40233882), (663, 31980778), (758, 27972633), (806, 26306769), (1054, 20116941), (1137, 18648422), (1209, 17537846), (1326, 15990389), (1361, 15579174), (1581, 13411294), (2274, 9324211), (2418, 8768923), (2722, 7789587), (3162, 6705647), (4083, 5193058), (4927, 4303482), (6443, 3290898), (6851, 3094914), (8166, 2596529), (9854, 2151741), (11749, 1804686), (12886, 1645449), (13702, 1547457), (14781, 1434494), (17693, 1198398), (19329, 1096966), (20553, 1031638), (23137, 916422), (23498, 902343), (29562, 717247), (35247, 601562), (35386, 599199), (38658, 548483), (41106, 515819), (42191, 502554), (46274, 458211), (53079, 399466), (69411, 305474), (70494, 300781), (83759, 253146), (84382, 251277), (106158, 199733), (126573, 167518), (138822, 152737)]