21216632

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{839}}^1$

素因数の和:983

約数の個数: 32

約数和(自身を含む): 41580000

約数和(自身を除く): 20363368

約数列:

[1, 2, 4, 8, 29, 58, 109, 116, 218, 232, 436, 839, 872, 1678, 3161, 3356, 6322, 6712, 12644, 24331, 25288, 48662, 91451, 97324, 182902, 194648, 365804, 731608, 2652079, 5304158, 10608316, 21216632]

約数ペア:

[(1, 21216632), (2, 10608316), (4, 5304158), (8, 2652079), (29, 731608), (58, 365804), (109, 194648), (116, 182902), (218, 97324), (232, 91451), (436, 48662), (839, 25288), (872, 24331), (1678, 12644), (3161, 6712), (3356, 6322)]