21758556

素因数分解:

$2^2\times 3^1\times {\mathrm{47}}^1\times {\mathrm{173}}^1\times {\mathrm{223}}^1$

素因数の和:450

約数の個数: 48

約数和(自身を含む): 52383744

約数和(自身を除く): 30625188

約数列:

[1, 2, 3, 4, 6, 12, 47, 94, 141, 173, 188, 223, 282, 346, 446, 519, 564, 669, 692, 892, 1038, 1338, 2076, 2676, 8131, 10481, 16262, 20962, 24393, 31443, 32524, 38579, 41924, 48786, 62886, 77158, 97572, 115737, 125772, 154316, 231474, 462948, 1813213, 3626426, 5439639, 7252852, 10879278, 21758556]

約数ペア:

[(1, 21758556), (2, 10879278), (3, 7252852), (4, 5439639), (6, 3626426), (12, 1813213), (47, 462948), (94, 231474), (141, 154316), (173, 125772), (188, 115737), (223, 97572), (282, 77158), (346, 62886), (446, 48786), (519, 41924), (564, 38579), (669, 32524), (692, 31443), (892, 24393), (1038, 20962), (1338, 16262), (2076, 10481), (2676, 8131)]