21415612

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{67}}^1\times {\mathrm{1949}}^1$

素因数の和:2061

約数の個数: 24

約数和(自身を含む): 38984400

約数和(自身を除く): 17568788

約数列:

[1, 2, 4, 41, 67, 82, 134, 164, 268, 1949, 2747, 3898, 5494, 7796, 10988, 79909, 130583, 159818, 261166, 319636, 522332, 5353903, 10707806, 21415612]

約数ペア:

[(1, 21415612), (2, 10707806), (4, 5353903), (41, 522332), (67, 319636), (82, 261166), (134, 159818), (164, 130583), (268, 79909), (1949, 10988), (2747, 7796), (3898, 5494)]