21338348518

素因数分解:

$2^1\times {\mathrm{199}}^1\times {\mathrm{2801}}^1\times {\mathrm{19141}}^1$

素因数の和:22143

約数の個数: 16

約数和(自身を含む): 32181530400

約数和(自身を除く): 10843181882

約数列:

[1, 2, 199, 398, 2801, 5602, 19141, 38282, 557399, 1114798, 3809059, 7618118, 53613941, 107227882, 10669174259, 21338348518]

約数ペア:

[(1, 21338348518), (2, 10669174259), (199, 107227882), (398, 53613941), (2801, 7618118), (5602, 3809059), (19141, 1114798), (38282, 557399)]