21764274

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8783}}^1$

素因数の和:8854

約数の個数: 32

約数和(自身を含む): 50595840

約数和(自身を除く): 28831566

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8783, 17566, 26349, 52698, 61481, 122962, 184443, 368886, 518197, 1036394, 1554591, 3109182, 3627379, 7254758, 10882137, 21764274]

約数ペア:

[(1, 21764274), (2, 10882137), (3, 7254758), (6, 3627379), (7, 3109182), (14, 1554591), (21, 1036394), (42, 518197), (59, 368886), (118, 184443), (177, 122962), (354, 61481), (413, 52698), (826, 26349), (1239, 17566), (2478, 8783)]