21594408

素因数分解:

$2^3\times 3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{521}}^1$

素因数の和:698

約数の個数: 64

約数和(自身を含む): 59382720

約数和(自身を除く): 37788312

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 22, 24, 33, 44, 66, 88, 132, 157, 264, 314, 471, 521, 628, 942, 1042, 1256, 1563, 1727, 1884, 2084, 3126, 3454, 3768, 4168, 5181, 5731, 6252, 6908, 10362, 11462, 12504, 13816, 17193, 20724, 22924, 34386, 41448, 45848, 68772, 81797, 137544, 163594, 245391, 327188, 490782, 654376, 899767, 981564, 1799534, 1963128, 2699301, 3599068, 5398602, 7198136, 10797204, 21594408]

約数ペア:

[(1, 21594408), (2, 10797204), (3, 7198136), (4, 5398602), (6, 3599068), (8, 2699301), (11, 1963128), (12, 1799534), (22, 981564), (24, 899767), (33, 654376), (44, 490782), (66, 327188), (88, 245391), (132, 163594), (157, 137544), (264, 81797), (314, 68772), (471, 45848), (521, 41448), (628, 34386), (942, 22924), (1042, 20724), (1256, 17193), (1563, 13816), (1727, 12504), (1884, 11462), (2084, 10362), (3126, 6908), (3454, 6252), (3768, 5731), (4168, 5181)]