21423502

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{641}}^1\times {\mathrm{983}}^1$

素因数の和:1643

約数の個数: 16

約数和(自身を含む): 34113312

約数和(自身を除く): 12689810

約数列:

[1, 2, 17, 34, 641, 983, 1282, 1966, 10897, 16711, 21794, 33422, 630103, 1260206, 10711751, 21423502]

約数ペア:

[(1, 21423502), (2, 10711751), (17, 1260206), (34, 630103), (641, 33422), (983, 21794), (1282, 16711), (1966, 10897)]