21420132

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{811}}^1$

素因数の和:920

約数の個数: 48

約数和(自身を含む): 52383744

約数和(自身を除く): 30963612

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 71, 93, 124, 142, 186, 213, 284, 372, 426, 811, 852, 1622, 2201, 2433, 3244, 4402, 4866, 6603, 8804, 9732, 13206, 25141, 26412, 50282, 57581, 75423, 100564, 115162, 150846, 172743, 230324, 301692, 345486, 690972, 1785011, 3570022, 5355033, 7140044, 10710066, 21420132]

約数ペア:

[(1, 21420132), (2, 10710066), (3, 7140044), (4, 5355033), (6, 3570022), (12, 1785011), (31, 690972), (62, 345486), (71, 301692), (93, 230324), (124, 172743), (142, 150846), (186, 115162), (213, 100564), (284, 75423), (372, 57581), (426, 50282), (811, 26412), (852, 25141), (1622, 13206), (2201, 9732), (2433, 8804), (3244, 6603), (4402, 4866)]