21242052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{45389}}^1$

素因数の和:45412

約数の個数: 36

約数和(自身を含む): 57826860

約数和(自身を除く): 36584808

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 45389, 90778, 136167, 181556, 272334, 408501, 544668, 590057, 817002, 1180114, 1634004, 1770171, 2360228, 3540342, 5310513, 7080684, 10621026, 21242052]

約数ペア:

[(1, 21242052), (2, 10621026), (3, 7080684), (4, 5310513), (6, 3540342), (9, 2360228), (12, 1770171), (13, 1634004), (18, 1180114), (26, 817002), (36, 590057), (39, 544668), (52, 408501), (78, 272334), (117, 181556), (156, 136167), (234, 90778), (468, 45389)]