21029910

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{63727}}^1$

素因数の和:63748

約数の個数: 32

約数和(自身を含む): 55060992

約数和(自身を除く): 34031082

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 30, 33, 55, 66, 110, 165, 330, 63727, 127454, 191181, 318635, 382362, 637270, 700997, 955905, 1401994, 1911810, 2102991, 3504985, 4205982, 7009970, 10514955, 21029910]

約数ペア:

[(1, 21029910), (2, 10514955), (3, 7009970), (5, 4205982), (6, 3504985), (10, 2102991), (11, 1911810), (15, 1401994), (22, 955905), (30, 700997), (33, 637270), (55, 382362), (66, 318635), (110, 191181), (165, 127454), (330, 63727)]