21357126

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{169501}}^1$

素因数の和:169516

約数の個数: 24

約数和(自身を含む): 52884624

約数和(自身を除く): 31527498

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 63, 126, 169501, 339002, 508503, 1017006, 1186507, 1525509, 2373014, 3051018, 3559521, 7119042, 10678563, 21357126]

約数ペア:

[(1, 21357126), (2, 10678563), (3, 7119042), (6, 3559521), (7, 3051018), (9, 2373014), (14, 1525509), (18, 1186507), (21, 1017006), (42, 508503), (63, 339002), (126, 169501)]