21959810

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{46723}}^1$

素因数の和:46777

約数の個数: 16

約数和(自身を含む): 40369536

約数和(自身を除く): 18409726

約数列:

[1, 2, 5, 10, 47, 94, 235, 470, 46723, 93446, 233615, 467230, 2195981, 4391962, 10979905, 21959810]

約数ペア:

[(1, 21959810), (2, 10979905), (5, 4391962), (10, 2195981), (47, 467230), (94, 233615), (235, 93446), (470, 46723)]