21328494

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{3631}}^1$

素因数の和:3736

約数の個数: 32

約数和(自身を含む): 47070720

約数和(自身を除く): 25742226

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 89, 178, 267, 534, 979, 1958, 2937, 3631, 5874, 7262, 10893, 21786, 39941, 79882, 119823, 239646, 323159, 646318, 969477, 1938954, 3554749, 7109498, 10664247, 21328494]

約数ペア:

[(1, 21328494), (2, 10664247), (3, 7109498), (6, 3554749), (11, 1938954), (22, 969477), (33, 646318), (66, 323159), (89, 239646), (178, 119823), (267, 79882), (534, 39941), (979, 21786), (1958, 10893), (2937, 7262), (3631, 5874)]