21549300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{659}}^1$

素因数の和:785

約数の個数: 72

約数和(自身を含む): 63016800

約数和(自身を除く): 41467500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 75, 100, 109, 150, 218, 300, 327, 436, 545, 654, 659, 1090, 1308, 1318, 1635, 1977, 2180, 2636, 2725, 3270, 3295, 3954, 5450, 6540, 6590, 7908, 8175, 9885, 10900, 13180, 16350, 16475, 19770, 32700, 32950, 39540, 49425, 65900, 71831, 98850, 143662, 197700, 215493, 287324, 359155, 430986, 718310, 861972, 1077465, 1436620, 1795775, 2154930, 3591550, 4309860, 5387325, 7183100, 10774650, 21549300]

約数ペア:

[(1, 21549300), (2, 10774650), (3, 7183100), (4, 5387325), (5, 4309860), (6, 3591550), (10, 2154930), (12, 1795775), (15, 1436620), (20, 1077465), (25, 861972), (30, 718310), (50, 430986), (60, 359155), (75, 287324), (100, 215493), (109, 197700), (150, 143662), (218, 98850), (300, 71831), (327, 65900), (436, 49425), (545, 39540), (654, 32950), (659, 32700), (1090, 19770), (1308, 16475), (1318, 16350), (1635, 13180), (1977, 10900), (2180, 9885), (2636, 8175), (2725, 7908), (3270, 6590), (3295, 6540), (3954, 5450)]