21346185

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{8839}}^1$

素因数の和:8877

約数の個数: 32

約数和(自身を含む): 40734720

約数和(自身を除く): 19388535

約数列:

[1, 3, 5, 7, 15, 21, 23, 35, 69, 105, 115, 161, 345, 483, 805, 2415, 8839, 26517, 44195, 61873, 132585, 185619, 203297, 309365, 609891, 928095, 1016485, 1423079, 3049455, 4269237, 7115395, 21346185]

約数ペア:

[(1, 21346185), (3, 7115395), (5, 4269237), (7, 3049455), (15, 1423079), (21, 1016485), (23, 928095), (35, 609891), (69, 309365), (105, 203297), (115, 185619), (161, 132585), (345, 61873), (483, 44195), (805, 26517), (2415, 8839)]