21056992

素因数分解:

$2^5\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{367}}^1$

素因数の和:551

約数の個数: 48

約数和(自身を含む): 45626112

約数和(自身を除く): 24569120

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 163, 176, 326, 352, 367, 652, 734, 1304, 1468, 1793, 2608, 2936, 3586, 4037, 5216, 5872, 7172, 8074, 11744, 14344, 16148, 28688, 32296, 57376, 59821, 64592, 119642, 129184, 239284, 478568, 658031, 957136, 1316062, 1914272, 2632124, 5264248, 10528496, 21056992]

約数ペア:

[(1, 21056992), (2, 10528496), (4, 5264248), (8, 2632124), (11, 1914272), (16, 1316062), (22, 957136), (32, 658031), (44, 478568), (88, 239284), (163, 129184), (176, 119642), (326, 64592), (352, 59821), (367, 57376), (652, 32296), (734, 28688), (1304, 16148), (1468, 14344), (1793, 11744), (2608, 8074), (2936, 7172), (3586, 5872), (4037, 5216)]