21388362

素因数分解:

$2^1\times 3^1\times {\mathrm{53}}^1\times {\mathrm{103}}^1\times {\mathrm{653}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 44074368

約数和(自身を除く): 22686006

約数列:

[1, 2, 3, 6, 53, 103, 106, 159, 206, 309, 318, 618, 653, 1306, 1959, 3918, 5459, 10918, 16377, 32754, 34609, 67259, 69218, 103827, 134518, 201777, 207654, 403554, 3564727, 7129454, 10694181, 21388362]

約数ペア:

[(1, 21388362), (2, 10694181), (3, 7129454), (6, 3564727), (53, 403554), (103, 207654), (106, 201777), (159, 134518), (206, 103827), (309, 69218), (318, 67259), (618, 34609), (653, 32754), (1306, 16377), (1959, 10918), (3918, 5459)]