21199178

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{10589}}^1$

素因数の和:10622

約数の個数: 32

約数和(自身を含む): 42698880

約数和(自身を除く): 21499702

約数列:

[1, 2, 7, 11, 13, 14, 22, 26, 77, 91, 143, 154, 182, 286, 1001, 2002, 10589, 21178, 74123, 116479, 137657, 148246, 232958, 275314, 815353, 963599, 1514227, 1630706, 1927198, 3028454, 10599589, 21199178]

約数ペア:

[(1, 21199178), (2, 10599589), (7, 3028454), (11, 1927198), (13, 1630706), (14, 1514227), (22, 963599), (26, 815353), (77, 275314), (91, 232958), (143, 148246), (154, 137657), (182, 116479), (286, 74123), (1001, 21178), (2002, 10589)]