21590610

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{367}}^1$

素因数の和:467

約数の個数: 64

約数和(自身を含む): 54369792

約数和(自身を除く): 32779182

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 53, 74, 106, 111, 159, 185, 222, 265, 318, 367, 370, 530, 555, 734, 795, 1101, 1110, 1590, 1835, 1961, 2202, 3670, 3922, 5505, 5883, 9805, 11010, 11766, 13579, 19451, 19610, 27158, 29415, 38902, 40737, 58353, 58830, 67895, 81474, 97255, 116706, 135790, 194510, 203685, 291765, 407370, 583530, 719687, 1439374, 2159061, 3598435, 4318122, 7196870, 10795305, 21590610]

約数ペア:

[(1, 21590610), (2, 10795305), (3, 7196870), (5, 4318122), (6, 3598435), (10, 2159061), (15, 1439374), (30, 719687), (37, 583530), (53, 407370), (74, 291765), (106, 203685), (111, 194510), (159, 135790), (185, 116706), (222, 97255), (265, 81474), (318, 67895), (367, 58830), (370, 58353), (530, 40737), (555, 38902), (734, 29415), (795, 27158), (1101, 19610), (1110, 19451), (1590, 13579), (1835, 11766), (1961, 11010), (2202, 9805), (3670, 5883), (3922, 5505)]