21496812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1\times {\mathrm{1097}}^1$

素因数の和:1198

約数の個数: 48

約数和(自身を含む): 53125632

約数和(自身を除く): 31628820

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 71, 92, 138, 142, 213, 276, 284, 426, 852, 1097, 1633, 2194, 3266, 3291, 4388, 4899, 6532, 6582, 9798, 13164, 19596, 25231, 50462, 75693, 77887, 100924, 151386, 155774, 233661, 302772, 311548, 467322, 934644, 1791401, 3582802, 5374203, 7165604, 10748406, 21496812]

約数ペア:

[(1, 21496812), (2, 10748406), (3, 7165604), (4, 5374203), (6, 3582802), (12, 1791401), (23, 934644), (46, 467322), (69, 311548), (71, 302772), (92, 233661), (138, 155774), (142, 151386), (213, 100924), (276, 77887), (284, 75693), (426, 50462), (852, 25231), (1097, 19596), (1633, 13164), (2194, 9798), (3266, 6582), (3291, 6532), (4388, 4899)]