21553950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{13063}}^1$

素因数の和:13089

約数の個数: 48

約数和(自身を含む): 58317696

約数和(自身を除く): 36763746

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 150, 165, 275, 330, 550, 825, 1650, 13063, 26126, 39189, 65315, 78378, 130630, 143693, 195945, 287386, 326575, 391890, 431079, 653150, 718465, 862158, 979725, 1436930, 1959450, 2155395, 3592325, 4310790, 7184650, 10776975, 21553950]

約数ペア:

[(1, 21553950), (2, 10776975), (3, 7184650), (5, 4310790), (6, 3592325), (10, 2155395), (11, 1959450), (15, 1436930), (22, 979725), (25, 862158), (30, 718465), (33, 653150), (50, 431079), (55, 391890), (66, 326575), (75, 287386), (110, 195945), (150, 143693), (165, 130630), (275, 78378), (330, 65315), (550, 39189), (825, 26126), (1650, 13063)]