21205563301

素因数分解:

${\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1\times {\mathrm{6733}}^1$

素因数の和:7117

約数の個数: 32

約数和(自身を含む): 24707854080

約数和(自身を除く): 3502290779

約数列:

[1, 13, 19, 41, 247, 311, 533, 779, 4043, 5909, 6733, 10127, 12751, 76817, 87529, 127927, 165763, 242269, 276053, 1663051, 2093963, 3149497, 3588689, 5245007, 27221519, 39785297, 68185091, 85852483, 517208861, 1116082279, 1631197177, 21205563301]

約数ペア:

[(1, 21205563301), (13, 1631197177), (19, 1116082279), (41, 517208861), (247, 85852483), (311, 68185091), (533, 39785297), (779, 27221519), (4043, 5245007), (5909, 3588689), (6733, 3149497), (10127, 2093963), (12751, 1663051), (76817, 276053), (87529, 242269), (127927, 165763)]