21013498

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1\times {\mathrm{229}}^1$

素因数の和:382

約数の個数: 32

約数和(自身を含む): 35703360

約数和(自身を除く): 14689862

約数列:

[1, 2, 11, 22, 43, 86, 97, 194, 229, 458, 473, 946, 1067, 2134, 2519, 4171, 5038, 8342, 9847, 19694, 22213, 44426, 45881, 91762, 108317, 216634, 244343, 488686, 955159, 1910318, 10506749, 21013498]

約数ペア:

[(1, 21013498), (2, 10506749), (11, 1910318), (22, 955159), (43, 488686), (86, 244343), (97, 216634), (194, 108317), (229, 91762), (458, 45881), (473, 44426), (946, 22213), (1067, 19694), (2134, 9847), (2519, 8342), (4171, 5038)]