21290664

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{52183}}^1$

素因数の和:52209

約数の個数: 32

約数和(自身を含む): 56358720

約数和(自身を除く): 35068056

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 24, 34, 51, 68, 102, 136, 204, 408, 52183, 104366, 156549, 208732, 313098, 417464, 626196, 887111, 1252392, 1774222, 2661333, 3548444, 5322666, 7096888, 10645332, 21290664]

約数ペア:

[(1, 21290664), (2, 10645332), (3, 7096888), (4, 5322666), (6, 3548444), (8, 2661333), (12, 1774222), (17, 1252392), (24, 887111), (34, 626196), (51, 417464), (68, 313098), (102, 208732), (136, 156549), (204, 104366), (408, 52183)]