21122100

素因数分解:

$2^2\times 3^3\times 5^2\times {\mathrm{7823}}^1$

素因数の和:7846

約数の個数: 72

約数和(自身を含む): 67912320

約数和(自身を除く): 46790220

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 27, 30, 36, 45, 50, 54, 60, 75, 90, 100, 108, 135, 150, 180, 225, 270, 300, 450, 540, 675, 900, 1350, 2700, 7823, 15646, 23469, 31292, 39115, 46938, 70407, 78230, 93876, 117345, 140814, 156460, 195575, 211221, 234690, 281628, 352035, 391150, 422442, 469380, 586725, 704070, 782300, 844884, 1056105, 1173450, 1408140, 1760175, 2112210, 2346900, 3520350, 4224420, 5280525, 7040700, 10561050, 21122100]

約数ペア:

[(1, 21122100), (2, 10561050), (3, 7040700), (4, 5280525), (5, 4224420), (6, 3520350), (9, 2346900), (10, 2112210), (12, 1760175), (15, 1408140), (18, 1173450), (20, 1056105), (25, 844884), (27, 782300), (30, 704070), (36, 586725), (45, 469380), (50, 422442), (54, 391150), (60, 352035), (75, 281628), (90, 234690), (100, 211221), (108, 195575), (135, 156460), (150, 140814), (180, 117345), (225, 93876), (270, 78230), (300, 70407), (450, 46938), (540, 39115), (675, 31292), (900, 23469), (1350, 15646), (2700, 7823)]