21414448

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{281}}^1\times {\mathrm{433}}^1$

素因数の和:733

約数の個数: 40

約数和(自身を含む): 45528336

約数和(自身を除く): 24113888

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 281, 433, 562, 866, 1124, 1732, 2248, 3091, 3464, 4496, 4763, 6182, 6928, 9526, 12364, 19052, 24728, 38104, 49456, 76208, 121673, 243346, 486692, 973384, 1338403, 1946768, 2676806, 5353612, 10707224, 21414448]

約数ペア:

[(1, 21414448), (2, 10707224), (4, 5353612), (8, 2676806), (11, 1946768), (16, 1338403), (22, 973384), (44, 486692), (88, 243346), (176, 121673), (281, 76208), (433, 49456), (562, 38104), (866, 24728), (1124, 19052), (1732, 12364), (2248, 9526), (3091, 6928), (3464, 6182), (4496, 4763)]