21734984

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{757}}^1$

素因数の和:897

約数の個数: 32

約数和(自身を含む): 42341880

約数和(自身を除く): 20606896

約数列:

[1, 2, 4, 8, 37, 74, 97, 148, 194, 296, 388, 757, 776, 1514, 3028, 3589, 6056, 7178, 14356, 28009, 28712, 56018, 73429, 112036, 146858, 224072, 293716, 587432, 2716873, 5433746, 10867492, 21734984]

約数ペア:

[(1, 21734984), (2, 10867492), (4, 5433746), (8, 2716873), (37, 587432), (74, 293716), (97, 224072), (148, 146858), (194, 112036), (296, 73429), (388, 56018), (757, 28712), (776, 28009), (1514, 14356), (3028, 7178), (3589, 6056)]