21142934

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{1423}}^1$

素因数の和:1484

約数の個数: 32

約数和(自身を含む): 36910080

約数和(自身を除く): 15767146

約数列:

[1, 2, 17, 19, 23, 34, 38, 46, 323, 391, 437, 646, 782, 874, 1423, 2846, 7429, 14858, 24191, 27037, 32729, 48382, 54074, 65458, 459629, 556393, 621851, 919258, 1112786, 1243702, 10571467, 21142934]

約数ペア:

[(1, 21142934), (2, 10571467), (17, 1243702), (19, 1112786), (23, 919258), (34, 621851), (38, 556393), (46, 459629), (323, 65458), (391, 54074), (437, 48382), (646, 32729), (782, 27037), (874, 24191), (1423, 14858), (2846, 7429)]