21291258288

素因数分解:

$2^4\times 3^1\times {\mathrm{653}}^1\times {\mathrm{679277}}^1$

素因数の和:679941

約数の個数: 40

約数和(自身を含む): 55086728688

約数和(自身を除く): 33795470400

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 653, 1306, 1959, 2612, 3918, 5224, 7836, 10448, 15672, 31344, 679277, 1358554, 2037831, 2717108, 4075662, 5434216, 8151324, 10868432, 16302648, 32605296, 443567881, 887135762, 1330703643, 1774271524, 2661407286, 3548543048, 5322814572, 7097086096, 10645629144, 21291258288]

約数ペア:

[(1, 21291258288), (2, 10645629144), (3, 7097086096), (4, 5322814572), (6, 3548543048), (8, 2661407286), (12, 1774271524), (16, 1330703643), (24, 887135762), (48, 443567881), (653, 32605296), (1306, 16302648), (1959, 10868432), (2612, 8151324), (3918, 5434216), (5224, 4075662), (7836, 2717108), (10448, 2037831), (15672, 1358554), (31344, 679277)]