21109078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{113}}^1\times {\mathrm{131}}^1$

素因数の和:300

約数の個数: 32

約数和(自身を含む): 34670592

約数和(自身を除く): 13561514

約数列:

[1, 2, 23, 31, 46, 62, 113, 131, 226, 262, 713, 1426, 2599, 3013, 3503, 4061, 5198, 6026, 7006, 8122, 14803, 29606, 80569, 93403, 161138, 186806, 340469, 458893, 680938, 917786, 10554539, 21109078]

約数ペア:

[(1, 21109078), (2, 10554539), (23, 917786), (31, 680938), (46, 458893), (62, 340469), (113, 186806), (131, 161138), (226, 93403), (262, 80569), (713, 29606), (1426, 14803), (2599, 8122), (3013, 7006), (3503, 6026), (4061, 5198)]