21312378

素因数分解:

$2^1\times 3^2\times {\mathrm{127}}^1\times {\mathrm{9323}}^1$

素因数の和:9458

約数の個数: 24

約数和(自身を含む): 46545408

約数和(自身を除く): 25233030

約数列:

[1, 2, 3, 6, 9, 18, 127, 254, 381, 762, 1143, 2286, 9323, 18646, 27969, 55938, 83907, 167814, 1184021, 2368042, 3552063, 7104126, 10656189, 21312378]

約数ペア:

[(1, 21312378), (2, 10656189), (3, 7104126), (6, 3552063), (9, 2368042), (18, 1184021), (127, 167814), (254, 83907), (381, 55938), (762, 27969), (1143, 18646), (2286, 9323)]