21464664

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{773}}^1$

素因数の和:884

約数の個数: 64

約数和(自身を含む): 58514400

約数和(自身を除く): 37049736

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 89, 104, 156, 178, 267, 312, 356, 534, 712, 773, 1068, 1157, 1546, 2136, 2314, 2319, 3092, 3471, 4628, 4638, 6184, 6942, 9256, 9276, 10049, 13884, 18552, 20098, 27768, 30147, 40196, 60294, 68797, 80392, 120588, 137594, 206391, 241176, 275188, 412782, 550376, 825564, 894361, 1651128, 1788722, 2683083, 3577444, 5366166, 7154888, 10732332, 21464664]

約数ペア:

[(1, 21464664), (2, 10732332), (3, 7154888), (4, 5366166), (6, 3577444), (8, 2683083), (12, 1788722), (13, 1651128), (24, 894361), (26, 825564), (39, 550376), (52, 412782), (78, 275188), (89, 241176), (104, 206391), (156, 137594), (178, 120588), (267, 80392), (312, 68797), (356, 60294), (534, 40196), (712, 30147), (773, 27768), (1068, 20098), (1157, 18552), (1546, 13884), (2136, 10049), (2314, 9276), (2319, 9256), (3092, 6942), (3471, 6184), (4628, 4638)]