21000923100

素因数分解:

$2^2\times 3^2\times 5^2\times {\mathrm{353}}^1\times {\mathrm{66103}}^1$

素因数の和:66476

約数の個数: 108

約数和(自身を含む): 66013701936

約数和(自身を除く): 45012778836

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 25, 30, 36, 45, 50, 60, 75, 90, 100, 150, 180, 225, 300, 353, 450, 706, 900, 1059, 1412, 1765, 2118, 3177, 3530, 4236, 5295, 6354, 7060, 8825, 10590, 12708, 15885, 17650, 21180, 26475, 31770, 35300, 52950, 63540, 66103, 79425, 105900, 132206, 158850, 198309, 264412, 317700, 330515, 396618, 594927, 661030, 793236, 991545, 1189854, 1322060, 1652575, 1983090, 2379708, 2974635, 3305150, 3966180, 4957725, 5949270, 6610300, 9915450, 11898540, 14873175, 19830900, 23334359, 29746350, 46668718, 59492700, 70003077, 93337436, 116671795, 140006154, 210009231, 233343590, 280012308, 350015385, 420018462, 466687180, 583358975, 700030770, 840036924, 1050046155, 1166717950, 1400061540, 1750076925, 2100092310, 2333435900, 3500153850, 4200184620, 5250230775, 7000307700, 10500461550, 21000923100]

約数ペア:

[(1, 21000923100), (2, 10500461550), (3, 7000307700), (4, 5250230775), (5, 4200184620), (6, 3500153850), (9, 2333435900), (10, 2100092310), (12, 1750076925), (15, 1400061540), (18, 1166717950), (20, 1050046155), (25, 840036924), (30, 700030770), (36, 583358975), (45, 466687180), (50, 420018462), (60, 350015385), (75, 280012308), (90, 233343590), (100, 210009231), (150, 140006154), (180, 116671795), (225, 93337436), (300, 70003077), (353, 59492700), (450, 46668718), (706, 29746350), (900, 23334359), (1059, 19830900), (1412, 14873175), (1765, 11898540), (2118, 9915450), (3177, 6610300), (3530, 5949270), (4236, 4957725), (5295, 3966180), (6354, 3305150), (7060, 2974635), (8825, 2379708), (10590, 1983090), (12708, 1652575), (15885, 1322060), (17650, 1189854), (21180, 991545), (26475, 793236), (31770, 661030), (35300, 594927), (52950, 396618), (63540, 330515), (66103, 317700), (79425, 264412), (105900, 198309), (132206, 158850)]