21037042

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1$

素因数の和:442

約数の個数: 32

約数和(自身を含む): 35868672

約数和(自身を除く): 14831630

約数列:

[1, 2, 13, 23, 26, 46, 127, 254, 277, 299, 554, 598, 1651, 2921, 3302, 3601, 5842, 6371, 7202, 12742, 35179, 37973, 70358, 75946, 82823, 165646, 457327, 809117, 914654, 1618234, 10518521, 21037042]

約数ペア:

[(1, 21037042), (2, 10518521), (13, 1618234), (23, 914654), (26, 809117), (46, 457327), (127, 165646), (254, 82823), (277, 75946), (299, 70358), (554, 37973), (598, 35179), (1651, 12742), (2921, 7202), (3302, 6371), (3601, 5842)]