21654828

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{46271}}^1$

素因数の和:46294

約数の個数: 36

約数和(自身を含む): 58950528

約数和(自身を除く): 37295700

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 156, 234, 468, 46271, 92542, 138813, 185084, 277626, 416439, 555252, 601523, 832878, 1203046, 1665756, 1804569, 2406092, 3609138, 5413707, 7218276, 10827414, 21654828]

約数ペア:

[(1, 21654828), (2, 10827414), (3, 7218276), (4, 5413707), (6, 3609138), (9, 2406092), (12, 1804569), (13, 1665756), (18, 1203046), (26, 832878), (36, 601523), (39, 555252), (52, 416439), (78, 277626), (117, 185084), (156, 138813), (234, 92542), (468, 46271)]