21976776

素因数分解:

$2^3\times 3^2\times {\mathrm{23}}^2\times {\mathrm{577}}^1$

素因数の和:635

約数の個数: 72

約数和(自身を含む): 62328630

約数和(自身を除く): 40351854

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 23, 24, 36, 46, 69, 72, 92, 138, 184, 207, 276, 414, 529, 552, 577, 828, 1058, 1154, 1587, 1656, 1731, 2116, 2308, 3174, 3462, 4232, 4616, 4761, 5193, 6348, 6924, 9522, 10386, 12696, 13271, 13848, 19044, 20772, 26542, 38088, 39813, 41544, 53084, 79626, 106168, 119439, 159252, 238878, 305233, 318504, 477756, 610466, 915699, 955512, 1220932, 1831398, 2441864, 2747097, 3662796, 5494194, 7325592, 10988388, 21976776]

約数ペア:

[(1, 21976776), (2, 10988388), (3, 7325592), (4, 5494194), (6, 3662796), (8, 2747097), (9, 2441864), (12, 1831398), (18, 1220932), (23, 955512), (24, 915699), (36, 610466), (46, 477756), (69, 318504), (72, 305233), (92, 238878), (138, 159252), (184, 119439), (207, 106168), (276, 79626), (414, 53084), (529, 41544), (552, 39813), (577, 38088), (828, 26542), (1058, 20772), (1154, 19044), (1587, 13848), (1656, 13271), (1731, 12696), (2116, 10386), (2308, 9522), (3174, 6924), (3462, 6348), (4232, 5193), (4616, 4761)]