21434154

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{53}}^1\times {\mathrm{9629}}^1$

素因数の和:9694

約数の個数: 32

約数和(自身を含む): 49921920

約数和(自身を除く): 28487766

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 53, 106, 159, 318, 371, 742, 1113, 2226, 9629, 19258, 28887, 57774, 67403, 134806, 202209, 404418, 510337, 1020674, 1531011, 3062022, 3572359, 7144718, 10717077, 21434154]

約数ペア:

[(1, 21434154), (2, 10717077), (3, 7144718), (6, 3572359), (7, 3062022), (14, 1531011), (21, 1020674), (42, 510337), (53, 404418), (106, 202209), (159, 134806), (318, 67403), (371, 57774), (742, 28887), (1113, 19258), (2226, 9629)]