213212804

素因数分解:

$2^2\times 7^1\times {\mathrm{1949}}^1\times {\mathrm{3907}}^1$

素因数の和:5867

約数の個数: 24

約数和(自身を含む): 426753600

約数和(自身を除く): 213540796

約数列:

[1, 2, 4, 7, 14, 28, 1949, 3898, 3907, 7796, 7814, 13643, 15628, 27286, 27349, 54572, 54698, 109396, 7614743, 15229486, 30458972, 53303201, 106606402, 213212804]

約数ペア:

[(1, 213212804), (2, 106606402), (4, 53303201), (7, 30458972), (14, 15229486), (28, 7614743), (1949, 109396), (3898, 54698), (3907, 54572), (7796, 27349), (7814, 27286), (13643, 15628)]