21947796

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{2039}}^1$

素因数の和:2085

約数の個数: 72

約数和(自身を含む): 62375040

約数和(自身を除く): 40427244

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 36, 39, 46, 52, 69, 78, 92, 117, 138, 156, 207, 234, 276, 299, 414, 468, 598, 828, 897, 1196, 1794, 2039, 2691, 3588, 4078, 5382, 6117, 8156, 10764, 12234, 18351, 24468, 26507, 36702, 46897, 53014, 73404, 79521, 93794, 106028, 140691, 159042, 187588, 238563, 281382, 318084, 422073, 477126, 562764, 609661, 844146, 954252, 1219322, 1688292, 1828983, 2438644, 3657966, 5486949, 7315932, 10973898, 21947796]

約数ペア:

[(1, 21947796), (2, 10973898), (3, 7315932), (4, 5486949), (6, 3657966), (9, 2438644), (12, 1828983), (13, 1688292), (18, 1219322), (23, 954252), (26, 844146), (36, 609661), (39, 562764), (46, 477126), (52, 422073), (69, 318084), (78, 281382), (92, 238563), (117, 187588), (138, 159042), (156, 140691), (207, 106028), (234, 93794), (276, 79521), (299, 73404), (414, 53014), (468, 46897), (598, 36702), (828, 26507), (897, 24468), (1196, 18351), (1794, 12234), (2039, 10764), (2691, 8156), (3588, 6117), (4078, 5382)]