21353592

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{769}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 58212000

約数和(自身を除く): 36858408

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, 769, 1068, 1157, 1538, 2136, 2307, 2314, 3076, 3471, 4614, 4628, 6152, 6942, 9228, 9256, 9997, 13884, 18456, 19994, 27768, 29991, 39988, 59982, 68441, 79976, 119964, 136882, 205323, 239928, 273764, 410646, 547528, 821292, 889733, 1642584, 1779466, 2669199, 3558932, 5338398, 7117864, 10676796, 21353592]

約数ペア:

[(1, 21353592), (2, 10676796), (3, 7117864), (4, 5338398), (6, 3558932), (8, 2669199), (12, 1779466), (13, 1642584), (24, 889733), (26, 821292), (39, 547528), (52, 410646), (78, 273764), (89, 239928), (104, 205323), (156, 136882), (178, 119964), (267, 79976), (312, 68441), (356, 59982), (534, 39988), (712, 29991), (769, 27768), (1068, 19994), (1157, 18456), (1538, 13884), (2136, 9997), (2307, 9256), (2314, 9228), (3076, 6942), (3471, 6152), (4614, 4628)]