21168742

素因数分解:

$2^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{13381}}^1$

素因数の和:13503

約数の個数: 16

約数和(自身を含む): 36613152

約数和(自身を除く): 15444410

約数列:

[1, 2, 7, 14, 113, 226, 791, 1582, 13381, 26762, 93667, 187334, 1512053, 3024106, 10584371, 21168742]

約数ペア:

[(1, 21168742), (2, 10584371), (7, 3024106), (14, 1512053), (113, 187334), (226, 93667), (791, 26762), (1582, 13381)]