21730534

素因数分解:

$2^1\times 7^1\times {\mathrm{653}}^1\times {\mathrm{2377}}^1$

素因数の和:3039

約数の個数: 16

約数和(自身を含む): 37325088

約数和(自身を除く): 15594554

約数列:

[1, 2, 7, 14, 653, 1306, 2377, 4571, 4754, 9142, 16639, 33278, 1552181, 3104362, 10865267, 21730534]

約数ペア:

[(1, 21730534), (2, 10865267), (7, 3104362), (14, 1552181), (653, 33278), (1306, 16639), (2377, 9142), (4571, 4754)]