21750489178

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{137869}}^1$

素因数の和:138054

約数の個数: 32

約数和(自身を含む): 36450622080

約数和(自身を除く): 14700132902

約数列:

[1, 2, 11, 22, 71, 101, 142, 202, 781, 1111, 1562, 2222, 7171, 14342, 78881, 137869, 157762, 275738, 1516559, 3033118, 9788699, 13924769, 19577398, 27849538, 107675689, 153172459, 215351378, 306344918, 988658599, 1977317198, 10875244589, 21750489178]

約数ペア:

[(1, 21750489178), (2, 10875244589), (11, 1977317198), (22, 988658599), (71, 306344918), (101, 215351378), (142, 153172459), (202, 107675689), (781, 27849538), (1111, 19577398), (1562, 13924769), (2222, 9788699), (7171, 3033118), (14342, 1516559), (78881, 275738), (137869, 157762)]