21300570

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{26297}}^1$

素因数の和:26316

約数の個数: 40

約数和(自身を含む): 57277044

約数和(自身を除く): 35976474

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 26297, 52594, 78891, 131485, 157782, 236673, 262970, 394455, 473346, 710019, 788910, 1183365, 1420038, 2130057, 2366730, 3550095, 4260114, 7100190, 10650285, 21300570]

約数ペア:

[(1, 21300570), (2, 10650285), (3, 7100190), (5, 4260114), (6, 3550095), (9, 2366730), (10, 2130057), (15, 1420038), (18, 1183365), (27, 788910), (30, 710019), (45, 473346), (54, 394455), (81, 262970), (90, 236673), (135, 157782), (162, 131485), (270, 78891), (405, 52594), (810, 26297)]