21292392044

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{1607701}}^1$

素因数の和:1607766

約数の個数: 48

約数和(自身を含む): 47536532736

約数和(自身を除く): 26244140692

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 43, 44, 77, 86, 154, 172, 301, 308, 473, 602, 946, 1204, 1892, 3311, 6622, 13244, 1607701, 3215402, 6430804, 11253907, 17684711, 22507814, 35369422, 45015628, 69131143, 70738844, 123792977, 138262286, 247585954, 276524572, 483918001, 495171908, 760442573, 967836002, 1520885146, 1935672004, 3041770292, 5323098011, 10646196022, 21292392044]

約数ペア:

[(1, 21292392044), (2, 10646196022), (4, 5323098011), (7, 3041770292), (11, 1935672004), (14, 1520885146), (22, 967836002), (28, 760442573), (43, 495171908), (44, 483918001), (77, 276524572), (86, 247585954), (154, 138262286), (172, 123792977), (301, 70738844), (308, 69131143), (473, 45015628), (602, 35369422), (946, 22507814), (1204, 17684711), (1892, 11253907), (3311, 6430804), (6622, 3215402), (13244, 1607701)]