21712586

素因数分解:

$2^1\times 7^3\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1075

約数の個数: 32

約数和(自身を含む): 39244800

約数和(自身を除く): 17532214

約数列:

[1, 2, 7, 14, 31, 49, 62, 98, 217, 343, 434, 686, 1021, 1519, 2042, 3038, 7147, 10633, 14294, 21266, 31651, 50029, 63302, 100058, 221557, 350203, 443114, 700406, 1550899, 3101798, 10856293, 21712586]

約数ペア:

[(1, 21712586), (2, 10856293), (7, 3101798), (14, 1550899), (31, 700406), (49, 443114), (62, 350203), (98, 221557), (217, 100058), (343, 63302), (434, 50029), (686, 31651), (1021, 21266), (1519, 14294), (2042, 10633), (3038, 7147)]