21399042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{17569}}^1$

素因数の和:17610

約数の個数: 32

約数和(自身を含む): 50601600

約数和(自身を除く): 29202558

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 174, 203, 406, 609, 1218, 17569, 35138, 52707, 105414, 122983, 245966, 368949, 509501, 737898, 1019002, 1528503, 3057006, 3566507, 7133014, 10699521, 21399042]

約数ペア:

[(1, 21399042), (2, 10699521), (3, 7133014), (6, 3566507), (7, 3057006), (14, 1528503), (21, 1019002), (29, 737898), (42, 509501), (58, 368949), (87, 245966), (174, 122983), (203, 105414), (406, 52707), (609, 35138), (1218, 17569)]