21623672

素因数分解:

$2^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{20323}}^1$

素因数の和:20355

約数の個数: 32

約数和(自身を含む): 48777600

約数和(自身を除く): 27153928

約数列:

[1, 2, 4, 7, 8, 14, 19, 28, 38, 56, 76, 133, 152, 266, 532, 1064, 20323, 40646, 81292, 142261, 162584, 284522, 386137, 569044, 772274, 1138088, 1544548, 2702959, 3089096, 5405918, 10811836, 21623672]

約数ペア:

[(1, 21623672), (2, 10811836), (4, 5405918), (7, 3089096), (8, 2702959), (14, 1544548), (19, 1138088), (28, 772274), (38, 569044), (56, 386137), (76, 284522), (133, 162584), (152, 142261), (266, 81292), (532, 40646), (1064, 20323)]