21023192

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:515

約数の個数: 32

約数和(自身を含む): 40532400

約数和(自身を除く): 19509208

約数列:

[1, 2, 4, 8, 53, 106, 179, 212, 277, 358, 424, 554, 716, 1108, 1432, 2216, 9487, 14681, 18974, 29362, 37948, 49583, 58724, 75896, 99166, 117448, 198332, 396664, 2627899, 5255798, 10511596, 21023192]

約数ペア:

[(1, 21023192), (2, 10511596), (4, 5255798), (8, 2627899), (53, 396664), (106, 198332), (179, 117448), (212, 99166), (277, 75896), (358, 58724), (424, 49583), (554, 37948), (716, 29362), (1108, 18974), (1432, 14681), (2216, 9487)]