21214206

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{90659}}^1$

素因数の和:90680

約数の個数: 24

約数和(自身を含む): 49500360

約数和(自身を除く): 28286154

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 39, 78, 117, 234, 90659, 181318, 271977, 543954, 815931, 1178567, 1631862, 2357134, 3535701, 7071402, 10607103, 21214206]

約数ペア:

[(1, 21214206), (2, 10607103), (3, 7071402), (6, 3535701), (9, 2357134), (13, 1631862), (18, 1178567), (26, 815931), (39, 543954), (78, 271977), (117, 181318), (234, 90659)]