21029966

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{8273}}^1$

素因数の和:8347

約数の個数: 16

約数和(自身を含む): 33360768

約数和(自身を除く): 12330802

約数列:

[1, 2, 31, 41, 62, 82, 1271, 2542, 8273, 16546, 256463, 339193, 512926, 678386, 10514983, 21029966]

約数ペア:

[(1, 21029966), (2, 10514983), (31, 678386), (41, 512926), (62, 339193), (82, 256463), (1271, 16546), (2542, 8273)]