27203421

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{2351}}^1$

素因数の和:2409

約数の個数: 32

約数和(自身を含む): 45158400

約数和(自身を除く): 17954979

約数列:

[1, 3, 7, 19, 21, 29, 57, 87, 133, 203, 399, 551, 609, 1653, 2351, 3857, 7053, 11571, 16457, 44669, 49371, 68179, 134007, 204537, 312683, 477253, 938049, 1295401, 1431759, 3886203, 9067807, 27203421]

約数ペア:

[(1, 27203421), (3, 9067807), (7, 3886203), (19, 1431759), (21, 1295401), (29, 938049), (57, 477253), (87, 312683), (133, 204537), (203, 134007), (399, 68179), (551, 49371), (609, 44669), (1653, 16457), (2351, 11571), (3857, 7053)]