21871851694

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{293}}^1\times {\mathrm{484727}}^1$

素因数の和:485040

約数の個数: 32

約数和(自身を含む): 41042889216

約数和(自身を除く): 19171037522

約数列:

[1, 2, 7, 11, 14, 22, 77, 154, 293, 586, 2051, 3223, 4102, 6446, 22561, 45122, 484727, 969454, 3393089, 5331997, 6786178, 10663994, 37323979, 74647958, 142025011, 284050022, 994175077, 1562275121, 1988350154, 3124550242, 10935925847, 21871851694]

約数ペア:

[(1, 21871851694), (2, 10935925847), (7, 3124550242), (11, 1988350154), (14, 1562275121), (22, 994175077), (77, 284050022), (154, 142025011), (293, 74647958), (586, 37323979), (2051, 10663994), (3223, 6786178), (4102, 5331997), (6446, 3393089), (22561, 969454), (45122, 484727)]