21365994

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{1109}}^1$

素因数の和:1159

約数の個数: 48

約数和(自身を含む): 48751200

約数和(自身を除く): 27385206

約数列:

[1, 2, 3, 6, 13, 19, 26, 38, 39, 57, 78, 114, 169, 247, 338, 494, 507, 741, 1014, 1109, 1482, 2218, 3211, 3327, 6422, 6654, 9633, 14417, 19266, 21071, 28834, 42142, 43251, 63213, 86502, 126426, 187421, 273923, 374842, 547846, 562263, 821769, 1124526, 1643538, 3560999, 7121998, 10682997, 21365994]

約数ペア:

[(1, 21365994), (2, 10682997), (3, 7121998), (6, 3560999), (13, 1643538), (19, 1124526), (26, 821769), (38, 562263), (39, 547846), (57, 374842), (78, 273923), (114, 187421), (169, 126426), (247, 86502), (338, 63213), (494, 43251), (507, 42142), (741, 28834), (1014, 21071), (1109, 19266), (1482, 14417), (2218, 9633), (3211, 6654), (3327, 6422)]