21941402

素因数分解:

$2^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{68141}}^1$

素因数の和:68173

約数の個数: 16

約数和(自身を含む): 39249792

約数和(自身を除く): 17308390

約数列:

[1, 2, 7, 14, 23, 46, 161, 322, 68141, 136282, 476987, 953974, 1567243, 3134486, 10970701, 21941402]

約数ペア:

[(1, 21941402), (2, 10970701), (7, 3134486), (14, 1567243), (23, 953974), (46, 476987), (161, 136282), (322, 68141)]