21449916

素因数分解:

$2^2\times 3^2\times {\mathrm{67}}^1\times {\mathrm{8893}}^1$

素因数の和:8970

約数の個数: 36

約数和(自身を含む): 55036072

約数和(自身を除く): 33586156

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 67, 134, 201, 268, 402, 603, 804, 1206, 2412, 8893, 17786, 26679, 35572, 53358, 80037, 106716, 160074, 320148, 595831, 1191662, 1787493, 2383324, 3574986, 5362479, 7149972, 10724958, 21449916]

約数ペア:

[(1, 21449916), (2, 10724958), (3, 7149972), (4, 5362479), (6, 3574986), (9, 2383324), (12, 1787493), (18, 1191662), (36, 595831), (67, 320148), (134, 160074), (201, 106716), (268, 80037), (402, 53358), (603, 35572), (804, 26679), (1206, 17786), (2412, 8893)]