21636824

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3463}}^1$

素因数の和:3551

約数の個数: 32

約数和(自身を含む): 44893440

約数和(自身を除く): 23256616

約数列:

[1, 2, 4, 8, 11, 22, 44, 71, 88, 142, 284, 568, 781, 1562, 3124, 3463, 6248, 6926, 13852, 27704, 38093, 76186, 152372, 245873, 304744, 491746, 983492, 1966984, 2704603, 5409206, 10818412, 21636824]

約数ペア:

[(1, 21636824), (2, 10818412), (4, 5409206), (8, 2704603), (11, 1966984), (22, 983492), (44, 491746), (71, 304744), (88, 245873), (142, 152372), (284, 76186), (568, 38093), (781, 27704), (1562, 13852), (3124, 6926), (3463, 6248)]