21784208977

素因数分解:

${\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{509}}^1\times {\mathrm{2441}}^1$

素因数の和:3236

約数の個数: 16

約数和(自身を含む): 22193384400

約数和(自身を除く): 409175423

約数列:

[1, 89, 197, 509, 2441, 17533, 45301, 100273, 217249, 480877, 1242469, 8924297, 42798053, 110579741, 244766393, 21784208977]

約数ペア:

[(1, 21784208977), (89, 244766393), (197, 110579741), (509, 42798053), (2441, 8924297), (17533, 1242469), (45301, 480877), (100273, 217249)]