21119474

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{239}}^1$

素因数の和:394

約数の個数: 32

約数和(自身を含む): 35458560

約数和(自身を除く): 14339086

約数列:

[1, 2, 17, 23, 34, 46, 113, 226, 239, 391, 478, 782, 1921, 2599, 3842, 4063, 5198, 5497, 8126, 10994, 27007, 44183, 54014, 88366, 93449, 186898, 459119, 621161, 918238, 1242322, 10559737, 21119474]

約数ペア:

[(1, 21119474), (2, 10559737), (17, 1242322), (23, 918238), (34, 621161), (46, 459119), (113, 186898), (226, 93449), (239, 88366), (391, 54014), (478, 44183), (782, 27007), (1921, 10994), (2599, 8126), (3842, 5497), (4063, 5198)]