21076076

素因数分解:

$2^2\times 7^2\times {\mathrm{293}}^1\times {\mathrm{367}}^1$

素因数の和:678

約数の個数: 36

約数和(自身を含む): 43168608

約数和(自身を除く): 22092532

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 293, 367, 586, 734, 1172, 1468, 2051, 2569, 4102, 5138, 8204, 10276, 14357, 17983, 28714, 35966, 57428, 71932, 107531, 215062, 430124, 752717, 1505434, 3010868, 5269019, 10538038, 21076076]

約数ペア:

[(1, 21076076), (2, 10538038), (4, 5269019), (7, 3010868), (14, 1505434), (28, 752717), (49, 430124), (98, 215062), (196, 107531), (293, 71932), (367, 57428), (586, 35966), (734, 28714), (1172, 17983), (1468, 14357), (2051, 10276), (2569, 8204), (4102, 5138)]