21339710

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{5167}}^1$

素因数の和:5240

約数の個数: 32

約数和(自身を含む): 44651520

約数和(自身を除く): 23311810

約数列:

[1, 2, 5, 7, 10, 14, 35, 59, 70, 118, 295, 413, 590, 826, 2065, 4130, 5167, 10334, 25835, 36169, 51670, 72338, 180845, 304853, 361690, 609706, 1524265, 2133971, 3048530, 4267942, 10669855, 21339710]

約数ペア:

[(1, 21339710), (2, 10669855), (5, 4267942), (7, 3048530), (10, 2133971), (14, 1524265), (35, 609706), (59, 361690), (70, 304853), (118, 180845), (295, 72338), (413, 51670), (590, 36169), (826, 25835), (2065, 10334), (4130, 5167)]