21097050

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{349}}^1$

素因数の和:408

約数の個数: 96

約数和(自身を含む): 58329600

約数和(自身を除く): 37232550

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 31, 39, 50, 62, 65, 75, 78, 93, 130, 150, 155, 186, 195, 310, 325, 349, 390, 403, 465, 650, 698, 775, 806, 930, 975, 1047, 1209, 1550, 1745, 1950, 2015, 2094, 2325, 2418, 3490, 4030, 4537, 4650, 5235, 6045, 8725, 9074, 10075, 10470, 10819, 12090, 13611, 17450, 20150, 21638, 22685, 26175, 27222, 30225, 32457, 45370, 52350, 54095, 60450, 64914, 68055, 108190, 113425, 136110, 140647, 162285, 226850, 270475, 281294, 324570, 340275, 421941, 540950, 680550, 703235, 811425, 843882, 1406470, 1622850, 2109705, 3516175, 4219410, 7032350, 10548525, 21097050]

約数ペア:

[(1, 21097050), (2, 10548525), (3, 7032350), (5, 4219410), (6, 3516175), (10, 2109705), (13, 1622850), (15, 1406470), (25, 843882), (26, 811425), (30, 703235), (31, 680550), (39, 540950), (50, 421941), (62, 340275), (65, 324570), (75, 281294), (78, 270475), (93, 226850), (130, 162285), (150, 140647), (155, 136110), (186, 113425), (195, 108190), (310, 68055), (325, 64914), (349, 60450), (390, 54095), (403, 52350), (465, 45370), (650, 32457), (698, 30225), (775, 27222), (806, 26175), (930, 22685), (975, 21638), (1047, 20150), (1209, 17450), (1550, 13611), (1745, 12090), (1950, 10819), (2015, 10470), (2094, 10075), (2325, 9074), (2418, 8725), (3490, 6045), (4030, 5235), (4537, 4650)]