21267054

素因数分解:

$2^1\times 3^2\times {\mathrm{31}}^1\times {\mathrm{38113}}^1$

素因数の和:38152

約数の個数: 24

約数和(自身を含む): 47566272

約数和(自身を除く): 26299218

約数列:

[1, 2, 3, 6, 9, 18, 31, 62, 93, 186, 279, 558, 38113, 76226, 114339, 228678, 343017, 686034, 1181503, 2363006, 3544509, 7089018, 10633527, 21267054]

約数ペア:

[(1, 21267054), (2, 10633527), (3, 7089018), (6, 3544509), (9, 2363006), (18, 1181503), (31, 686034), (62, 343017), (93, 228678), (186, 114339), (279, 76226), (558, 38113)]