21741500

素因数分解:

$2^2\times 5^3\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{67}}^1$

素因数の和:156

約数の個数: 96

約数和(自身を含む): 53464320

約数和(自身を除く): 31722820

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 25, 44, 50, 55, 59, 67, 100, 110, 118, 125, 134, 220, 236, 250, 268, 275, 295, 335, 500, 550, 590, 649, 670, 737, 1100, 1180, 1298, 1340, 1375, 1474, 1475, 1675, 2596, 2750, 2948, 2950, 3245, 3350, 3685, 3953, 5500, 5900, 6490, 6700, 7370, 7375, 7906, 8375, 12980, 14740, 14750, 15812, 16225, 16750, 18425, 19765, 29500, 32450, 33500, 36850, 39530, 43483, 64900, 73700, 79060, 81125, 86966, 92125, 98825, 162250, 173932, 184250, 197650, 217415, 324500, 368500, 395300, 434830, 494125, 869660, 988250, 1087075, 1976500, 2174150, 4348300, 5435375, 10870750, 21741500]

約数ペア:

[(1, 21741500), (2, 10870750), (4, 5435375), (5, 4348300), (10, 2174150), (11, 1976500), (20, 1087075), (22, 988250), (25, 869660), (44, 494125), (50, 434830), (55, 395300), (59, 368500), (67, 324500), (100, 217415), (110, 197650), (118, 184250), (125, 173932), (134, 162250), (220, 98825), (236, 92125), (250, 86966), (268, 81125), (275, 79060), (295, 73700), (335, 64900), (500, 43483), (550, 39530), (590, 36850), (649, 33500), (670, 32450), (737, 29500), (1100, 19765), (1180, 18425), (1298, 16750), (1340, 16225), (1375, 15812), (1474, 14750), (1475, 14740), (1675, 12980), (2596, 8375), (2750, 7906), (2948, 7375), (2950, 7370), (3245, 6700), (3350, 6490), (3685, 5900), (3953, 5500)]