21416996887

素因数分解:

${\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{241}}^1\times {\mathrm{8513}}^1$

素因数の和:8851

約数の個数: 32

約数和(自身を含む): 25614743616

約数和(自身を除く): 4197746729

約数列:

[1, 11, 13, 73, 143, 241, 803, 949, 2651, 3133, 8513, 10439, 17593, 34463, 93643, 110669, 193523, 228709, 621449, 1217359, 2051633, 2515799, 6835939, 8078837, 22567963, 26671229, 88867207, 149769209, 293383519, 1647461299, 1946999717, 21416996887]

約数ペア:

[(1, 21416996887), (11, 1946999717), (13, 1647461299), (73, 293383519), (143, 149769209), (241, 88867207), (803, 26671229), (949, 22567963), (2651, 8078837), (3133, 6835939), (8513, 2515799), (10439, 2051633), (17593, 1217359), (34463, 621449), (93643, 228709), (110669, 193523)]