21125100

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{67}}^1\times {\mathrm{1051}}^1$

素因数の和:1135

約数の個数: 72

約数和(自身を含む): 62093248

約数和(自身を除く): 40968148

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 25, 30, 50, 60, 67, 75, 100, 134, 150, 201, 268, 300, 335, 402, 670, 804, 1005, 1051, 1340, 1675, 2010, 2102, 3153, 3350, 4020, 4204, 5025, 5255, 6306, 6700, 10050, 10510, 12612, 15765, 20100, 21020, 26275, 31530, 52550, 63060, 70417, 78825, 105100, 140834, 157650, 211251, 281668, 315300, 352085, 422502, 704170, 845004, 1056255, 1408340, 1760425, 2112510, 3520850, 4225020, 5281275, 7041700, 10562550, 21125100]

約数ペア:

[(1, 21125100), (2, 10562550), (3, 7041700), (4, 5281275), (5, 4225020), (6, 3520850), (10, 2112510), (12, 1760425), (15, 1408340), (20, 1056255), (25, 845004), (30, 704170), (50, 422502), (60, 352085), (67, 315300), (75, 281668), (100, 211251), (134, 157650), (150, 140834), (201, 105100), (268, 78825), (300, 70417), (335, 63060), (402, 52550), (670, 31530), (804, 26275), (1005, 21020), (1051, 20100), (1340, 15765), (1675, 12612), (2010, 10510), (2102, 10050), (3153, 6700), (3350, 6306), (4020, 5255), (4204, 5025)]