21812692

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{6791}}^1$

素因数の和:6879

約数の個数: 24

約数和(自身を含む): 42219072

約数和(自身を除く): 20406380

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 6791, 13582, 27164, 74701, 149402, 298804, 495743, 991486, 1982972, 5453173, 10906346, 21812692]

約数ペア:

[(1, 21812692), (2, 10906346), (4, 5453173), (11, 1982972), (22, 991486), (44, 495743), (73, 298804), (146, 149402), (292, 74701), (803, 27164), (1606, 13582), (3212, 6791)]