21029162

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{7187}}^1$

素因数の和:7226

約数の個数: 32

約数和(自身を含む): 41402880

約数和(自身を除く): 20373718

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 77, 133, 154, 209, 266, 418, 1463, 2926, 7187, 14374, 50309, 79057, 100618, 136553, 158114, 273106, 553399, 955871, 1106798, 1502083, 1911742, 3004166, 10514581, 21029162]

約数ペア:

[(1, 21029162), (2, 10514581), (7, 3004166), (11, 1911742), (14, 1502083), (19, 1106798), (22, 955871), (38, 553399), (77, 273106), (133, 158114), (154, 136553), (209, 100618), (266, 79057), (418, 50309), (1463, 14374), (2926, 7187)]