21701696

素因数分解:

$2^6\times {\mathrm{23}}^2\times {\mathrm{641}}^1$

素因数の和:699

約数の個数: 42

約数和(自身を含む): 45088302

約数和(自身を除く): 23386606

約数列:

[1, 2, 4, 8, 16, 23, 32, 46, 64, 92, 184, 368, 529, 641, 736, 1058, 1282, 1472, 2116, 2564, 4232, 5128, 8464, 10256, 14743, 16928, 20512, 29486, 33856, 41024, 58972, 117944, 235888, 339089, 471776, 678178, 943552, 1356356, 2712712, 5425424, 10850848, 21701696]

約数ペア:

[(1, 21701696), (2, 10850848), (4, 5425424), (8, 2712712), (16, 1356356), (23, 943552), (32, 678178), (46, 471776), (64, 339089), (92, 235888), (184, 117944), (368, 58972), (529, 41024), (641, 33856), (736, 29486), (1058, 20512), (1282, 16928), (1472, 14743), (2116, 10256), (2564, 8464), (4232, 5128)]