21590232

素因数分解:

$2^3\times 3^1\times {\mathrm{19}}^1\times {\mathrm{113}}^1\times {\mathrm{419}}^1$

素因数の和:560

約数の個数: 64

約数和(自身を含む): 57456000

約数和(自身を除く): 35865768

約数列:

[1, 2, 3, 4, 6, 8, 12, 19, 24, 38, 57, 76, 113, 114, 152, 226, 228, 339, 419, 452, 456, 678, 838, 904, 1257, 1356, 1676, 2147, 2514, 2712, 3352, 4294, 5028, 6441, 7961, 8588, 10056, 12882, 15922, 17176, 23883, 25764, 31844, 47347, 47766, 51528, 63688, 94694, 95532, 142041, 189388, 191064, 284082, 378776, 568164, 899593, 1136328, 1799186, 2698779, 3598372, 5397558, 7196744, 10795116, 21590232]

約数ペア:

[(1, 21590232), (2, 10795116), (3, 7196744), (4, 5397558), (6, 3598372), (8, 2698779), (12, 1799186), (19, 1136328), (24, 899593), (38, 568164), (57, 378776), (76, 284082), (113, 191064), (114, 189388), (152, 142041), (226, 95532), (228, 94694), (339, 63688), (419, 51528), (452, 47766), (456, 47347), (678, 31844), (838, 25764), (904, 23883), (1257, 17176), (1356, 15922), (1676, 12882), (2147, 10056), (2514, 8588), (2712, 7961), (3352, 6441), (4294, 5028)]