21590250

素因数分解:

$2^1\times 3^1\times 5^3\times {\mathrm{11}}^1\times {\mathrm{2617}}^1$

素因数の和:2648

約数の個数: 64

約数和(自身を含む): 58810752

約数和(自身を除く): 37220502

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 25, 30, 33, 50, 55, 66, 75, 110, 125, 150, 165, 250, 275, 330, 375, 550, 750, 825, 1375, 1650, 2617, 2750, 4125, 5234, 7851, 8250, 13085, 15702, 26170, 28787, 39255, 57574, 65425, 78510, 86361, 130850, 143935, 172722, 196275, 287870, 327125, 392550, 431805, 654250, 719675, 863610, 981375, 1439350, 1962750, 2159025, 3598375, 4318050, 7196750, 10795125, 21590250]

約数ペア:

[(1, 21590250), (2, 10795125), (3, 7196750), (5, 4318050), (6, 3598375), (10, 2159025), (11, 1962750), (15, 1439350), (22, 981375), (25, 863610), (30, 719675), (33, 654250), (50, 431805), (55, 392550), (66, 327125), (75, 287870), (110, 196275), (125, 172722), (150, 143935), (165, 130850), (250, 86361), (275, 78510), (330, 65425), (375, 57574), (550, 39255), (750, 28787), (825, 26170), (1375, 15702), (1650, 13085), (2617, 8250), (2750, 7851), (4125, 5234)]