21087688

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{3697}}^1$

素因数の和:3757

約数の個数: 32

約数和(自身を含む): 42600960

約数和(自身を除く): 21513272

約数列:

[1, 2, 4, 8, 23, 31, 46, 62, 92, 124, 184, 248, 713, 1426, 2852, 3697, 5704, 7394, 14788, 29576, 85031, 114607, 170062, 229214, 340124, 458428, 680248, 916856, 2635961, 5271922, 10543844, 21087688]

約数ペア:

[(1, 21087688), (2, 10543844), (4, 5271922), (8, 2635961), (23, 916856), (31, 680248), (46, 458428), (62, 340124), (92, 229214), (124, 170062), (184, 114607), (248, 85031), (713, 29576), (1426, 14788), (2852, 7394), (3697, 5704)]