21163198

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{12703}}^1$

素因数の和:12736

約数の個数: 24

約数和(自身を含む): 39102912

約数和(自身を除く): 17939714

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 12703, 25406, 88921, 177842, 215951, 431902, 622447, 1244894, 1511657, 3023314, 10581599, 21163198]

約数ペア:

[(1, 21163198), (2, 10581599), (7, 3023314), (14, 1511657), (17, 1244894), (34, 622447), (49, 431902), (98, 215951), (119, 177842), (238, 88921), (833, 25406), (1666, 12703)]