21061350

素因数分解:

$2^1\times 3^3\times 5^2\times {\mathrm{15601}}^1$

素因数の和:15622

約数の個数: 48

約数和(自身を含む): 58039440

約数和(自身を除く): 36978090

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 25, 27, 30, 45, 50, 54, 75, 90, 135, 150, 225, 270, 450, 675, 1350, 15601, 31202, 46803, 78005, 93606, 140409, 156010, 234015, 280818, 390025, 421227, 468030, 702045, 780050, 842454, 1170075, 1404090, 2106135, 2340150, 3510225, 4212270, 7020450, 10530675, 21061350]

約数ペア:

[(1, 21061350), (2, 10530675), (3, 7020450), (5, 4212270), (6, 3510225), (9, 2340150), (10, 2106135), (15, 1404090), (18, 1170075), (25, 842454), (27, 780050), (30, 702045), (45, 468030), (50, 421227), (54, 390025), (75, 280818), (90, 234015), (135, 156010), (150, 140409), (225, 93606), (270, 78005), (450, 46803), (675, 31202), (1350, 15601)]