21903042

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{8839}}^1$

素因数の和:8910

約数の個数: 32

約数和(自身を含む): 50918400

約数和(自身を除く): 29015358

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 59, 118, 177, 354, 413, 826, 1239, 2478, 8839, 17678, 26517, 53034, 61873, 123746, 185619, 371238, 521501, 1043002, 1564503, 3129006, 3650507, 7301014, 10951521, 21903042]

約数ペア:

[(1, 21903042), (2, 10951521), (3, 7301014), (6, 3650507), (7, 3129006), (14, 1564503), (21, 1043002), (42, 521501), (59, 371238), (118, 185619), (177, 123746), (354, 61873), (413, 53034), (826, 26517), (1239, 17678), (2478, 8839)]