21613478

素因数分解:

$2^1\times {\mathrm{41}}^1\times {\mathrm{229}}^1\times {\mathrm{1151}}^1$

素因数の和:1423

約数の個数: 16

約数和(自身を含む): 33384960

約数和(自身を除く): 11771482

約数列:

[1, 2, 41, 82, 229, 458, 1151, 2302, 9389, 18778, 47191, 94382, 263579, 527158, 10806739, 21613478]

約数ペア:

[(1, 21613478), (2, 10806739), (41, 527158), (82, 263579), (229, 94382), (458, 47191), (1151, 18778), (2302, 9389)]