21587722

素因数分解:

$2^1\times {\mathrm{13}}^3\times {\mathrm{17}}^3$

素因数の和:92

約数の個数: 32

約数和(自身を含む): 37270800

約数和(自身を除く): 15683078

約数列:

[1, 2, 13, 17, 26, 34, 169, 221, 289, 338, 442, 578, 2197, 2873, 3757, 4394, 4913, 5746, 7514, 9826, 37349, 48841, 63869, 74698, 97682, 127738, 634933, 830297, 1269866, 1660594, 10793861, 21587722]

約数ペア:

[(1, 21587722), (2, 10793861), (13, 1660594), (17, 1269866), (26, 830297), (34, 634933), (169, 127738), (221, 97682), (289, 74698), (338, 63869), (442, 48841), (578, 37349), (2197, 9826), (2873, 7514), (3757, 5746), (4394, 4913)]