21059682

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{1289}}^1$

素因数の和:1690

約数の個数: 32

約数和(自身を含む): 48297600

約数和(自身を除く): 27237918

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 389, 778, 1167, 1289, 2334, 2578, 2723, 3867, 5446, 7734, 8169, 9023, 16338, 18046, 27069, 54138, 501421, 1002842, 1504263, 3008526, 3509947, 7019894, 10529841, 21059682]

約数ペア:

[(1, 21059682), (2, 10529841), (3, 7019894), (6, 3509947), (7, 3008526), (14, 1504263), (21, 1002842), (42, 501421), (389, 54138), (778, 27069), (1167, 18046), (1289, 16338), (2334, 9023), (2578, 8169), (2723, 7734), (3867, 5446)]