20210713815

素因数分解:

$3^1\times 5^1\times {\mathrm{67}}^1\times {\mathrm{317}}^1\times {\mathrm{63439}}^1$

素因数の和:63831

約数の個数: 32

約数和(自身を含む): 32923837440

約数和(自身を除く): 12713123625

約数列:

[1, 3, 5, 15, 67, 201, 317, 335, 951, 1005, 1585, 4755, 21239, 63439, 63717, 106195, 190317, 317195, 318585, 951585, 4250413, 12751239, 20110163, 21252065, 60330489, 63756195, 100550815, 301652445, 1347380921, 4042142763, 6736904605, 20210713815]

約数ペア:

[(1, 20210713815), (3, 6736904605), (5, 4042142763), (15, 1347380921), (67, 301652445), (201, 100550815), (317, 63756195), (335, 60330489), (951, 21252065), (1005, 20110163), (1585, 12751239), (4755, 4250413), (21239, 951585), (63439, 318585), (63717, 317195), (106195, 190317)]