21000388666

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{383}}^1\times {\mathrm{6301}}^1$

素因数の和:6934

約数の個数: 32

約数和(自身を含む): 33395558400

約数和(自身を除く): 12395169734

約数列:

[1, 2, 19, 38, 229, 383, 458, 766, 4351, 6301, 7277, 8702, 12602, 14554, 87707, 119719, 175414, 239438, 1442929, 1666433, 2413283, 2885858, 3332866, 4826566, 27415651, 45852377, 54831302, 91704754, 552641807, 1105283614, 10500194333, 21000388666]

約数ペア:

[(1, 21000388666), (2, 10500194333), (19, 1105283614), (38, 552641807), (229, 91704754), (383, 54831302), (458, 45852377), (766, 27415651), (4351, 4826566), (6301, 3332866), (7277, 2885858), (8702, 2413283), (12602, 1666433), (14554, 1442929), (87707, 239438), (119719, 175414)]