21113808840

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{19549823}}^1$

素因数の和:19549843

約数の個数: 64

約数和(自身を含む): 70379366400

約数和(自身を除く): 49265557560

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 19549823, 39099646, 58649469, 78199292, 97749115, 117298938, 156398584, 175948407, 195498230, 234597876, 293247345, 351896814, 390996460, 469195752, 527845221, 586494690, 703793628, 781992920, 879742035, 1055690442, 1172989380, 1407587256, 1759484070, 2111380884, 2345978760, 2639226105, 3518968140, 4222761768, 5278452210, 7037936280, 10556904420, 21113808840]

約数ペア:

[(1, 21113808840), (2, 10556904420), (3, 7037936280), (4, 5278452210), (5, 4222761768), (6, 3518968140), (8, 2639226105), (9, 2345978760), (10, 2111380884), (12, 1759484070), (15, 1407587256), (18, 1172989380), (20, 1055690442), (24, 879742035), (27, 781992920), (30, 703793628), (36, 586494690), (40, 527845221), (45, 469195752), (54, 390996460), (60, 351896814), (72, 293247345), (90, 234597876), (108, 195498230), (120, 175948407), (135, 156398584), (180, 117298938), (216, 97749115), (270, 78199292), (360, 58649469), (540, 39099646), (1080, 19549823)]