21855264

素因数分解:

$2^5\times 3^1\times {\mathrm{97}}^1\times {\mathrm{2347}}^1$

素因数の和:2457

約数の個数: 48

約数和(自身を含む): 57986208

約数和(自身を除く): 36130944

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 97, 194, 291, 388, 582, 776, 1164, 1552, 2328, 2347, 3104, 4656, 4694, 7041, 9312, 9388, 14082, 18776, 28164, 37552, 56328, 75104, 112656, 225312, 227659, 455318, 682977, 910636, 1365954, 1821272, 2731908, 3642544, 5463816, 7285088, 10927632, 21855264]

約数ペア:

[(1, 21855264), (2, 10927632), (3, 7285088), (4, 5463816), (6, 3642544), (8, 2731908), (12, 1821272), (16, 1365954), (24, 910636), (32, 682977), (48, 455318), (96, 227659), (97, 225312), (194, 112656), (291, 75104), (388, 56328), (582, 37552), (776, 28164), (1164, 18776), (1552, 14082), (2328, 9388), (2347, 9312), (3104, 7041), (4656, 4694)]